Free Printable 7th Grade ISA Lesson

1.

What is 345+435

a)

880

b)

780

c)

785

d)

770

2.

What is 573+333

a)

996

b)

896

c)

906

d)

910

3.

What is 444-323

a)

111

b)

133

c)

120

d)

121

4.

What is 678+234

a)

912

b)

910

c)

832

d)

896

5.

What is 767-456

a)

451

b)

311

c)

211

d)

312

6.

What is 300-233

a)

67

b)

77

7.

Which of these equal 3

a)

9-6

b)

30-17

c)

30-27

d)

10-8

8.

What is 455+344

a)

245

b)

111

c)

780

d)

799

9.

Find the measure of the missing angle.

a)

90^o

b)

10⁰

c)

130^o

d)

50^o

10.

What is the scale factor? Put answer in simplest form

a)

3/1

b)

1/3

c)

3/2

d)

2/3

11.

Find the complement of a 37° angle.

a)

37°

b)

53°

c)

90°

d)

143°

12.

Name a chord.

a)

QP

b)

CB

c)

AO

d)

SR

13.

Factor this equation to determine the roots (x-intercepts)

a)

x = 10, x = 21

b)

x = 5, x = 10.5

c)

x = 7, x = 3

d)

x = -3, x = -7

14.

Solve this system of equations.

a)

(3, 21)

b)

(12, 48)

c)

(2, 18)

d)

(5, 3)

15.

What's wrong with this picture?

a)

The angles should be equal.

b)

The 114 is too big.

c)

The 56 should be 66.

d)

They should equal 90

16.

Name the triangle by its sides

a)

equilateral

b)

scalene

c)

isosceles

17.

Solve for the variable.

a)

8.25

b)

4

c)

5.2

d)

6

18.

Solve for the variable.

a)

11

b)

-7.5

c)

35

d)

-2.52

19.

Solve for the variable.

a)

1.6

b)

-10.478

c)

-6

d)

5.5

20.

Solve for x.

a)

-6

b)

7

c)

12

d)

-11

21.

Solve the equation: -105 = -7(x + 7)

a)

{-12}

b)

{8}

c)

{12}

d)

{-5}

22.

Solve the equation: -8(6a – 6) = -96

a)

{11}

b)

{3}

c)

{-16}

d)

{-14}

23.

Solve the equation: 183 = 6(4x – 1) + 3x

a)

{-8}

b)

{7}

c)

{8}

d)

{13}

24.

Solve the equation: -7 + 8(a + 6) = 97

a)

{-12}

b)

{12}

c)

{2}

d)

{7}

25.

Solve the equation: 7 + 6(4 – 7z) = 241

a)

{-5}

b)

{-11}

c)

{14}

d)

{-16}

26.

Find the difference (-9) - 10

a)

-19

b)

1

c)

-1

d)

19

27.

Find the difference (-11) - 9

a)

-2

b)

-20

c)

2

d)

20

28.

Find the difference (-11) - (-3)

a)

-14

b)

-8

c)

8

d)

14

29.

Find the sum 15 + (-5)

a)

-10

b)

-20

c)

10

d)

20

30.

Find the difference (-3) - 11

a)

8

b)

-8

c)

-14

d)

14

31.

Find the sum (-10) + (-7)

a)

-17

b)

17

c)

-3

d)

3

32.

Find the product of 9 · -4 =

a)

36

b)

-36

c)

18

d)

-18

33.

Find the product of 6 · -4 =

a)

12

b)

-12

c)

24

d)

-24

34.

Find the product of -7 · 3 =

a)

-21

b)

21

c)

-24

d)

24

35.

Find the product of -8 · -8 =

a)

16

b)

-16

c)

64

d)

-64

36.

Find the quotient of -30 / -6 =

a)

-5

b)

5

c)

-6

d)

6

37.

FInd the quotient of -40 ÷ 8 =

a)

-5

b)

5

c)

12

d)

-12

38.

Find the quotient of -24 ÷ 4 =

a)

8

b)

-8

c)

6

d)

-6

39.

9 x 6 =

a)

54

b)

45

c)

55

d)

64

40.

8 x 6 =

a)

96

b)

68

c)

48

d)

84

e)

0

41.

7 x 1 =

a)

77

b)

7

c)

1

d)

11

42.

8 x 7 =

a)

56

b)

6

c)

18

d)

65

43.

9 x 9 =

a)

81

b)

18

c)

67

d)

92

44.

10 x 12 =

a)

12

b)

120

c)

110

d)

100

45.

12 x 12 =

a)

4

b)

44

c)

144

d)

0

46.

8 x 4 =

a)

49

b)

32

c)

23

d)

18

47.

10 x 11 =

a)

1

b)

11

c)

110

d)

35

48.

1 x 10

a)

1

b)

27

c)

21

d)

10

49.

7 x 12

a)

84

b)

72

c)

96

d)

48

50.

What is the solution to the equation 18 = y/-2?

a)

y = 36

b)

y = 9

c)

y = -9

d)

y = -36

51.

Solve p + (-8) = 19.

(a)

52.

Consider the equation $-3.2t = -8$. Part A: Solve the equation. Express your answer as a decimal.

(a)

53.

Consider the equation Part B: Explain how you can check your solution to the equation. Then check the solution.

4 lines

54.

Solve 9 1/3 + x = 2 5/6. Express the solution as a fraction or mixed number in simplest form.

(a)

55.

What is the solution to the equation 7.5z - 2 = 8.5?

a)

z = 2.25

b)

z = 1.4

c)

z = -1.4

d)

z = -2.25

56.

Solve -15 = 6w + 3. w = (a)

57.

Solve -11 - 2 1/4 n = -7/8. Express the solution as a fraction or mixed number in simplest form. n = (a)

58.

The table shows the record low temperatures, in degrees Fahrenheit (°F) or degrees Celsius (°C), of certain states. The formula $ F = 1.8C + 32 $ can be used to convert between degrees Fahrenheit and degrees Celsius. What is the difference, in degrees Celsius, between Michigan’s record low temperature and Colorado’s record low temperature? Round to the nearest tenth if necessary. Explain how you found your answer.

4 lines

59.

A hot air balloon is cruising at an altitude of 120 meters above the ground when it begins its descent. The balloon descends at a rate of 4.5 meters per minute. Explain how you would set up an equation to model when the balloon will reach an altitude of 75 meters above the ground. Then solve the equation and check your solution.

4 lines

60.

A bathtub contains 60 1/2 gallons of water. When the drain plug is pulled, the tub drains at an average rate of 4.5 gallons per minute. In how many minutes will the amount of water in the bathtub be 24 1/2 gallons?

(a)

61.

Mrs. Easton plans to hire a balloon artist for her daughter’s party. The graph shows the cost per hour to hire the artist. If there are more than 10 children at the party, the balloon artist charges an additional supply fee of $35. There will be 15 children at the Easton party. How much will the balloon artist charge Mrs. Easton for a party that is 4.5 hours long?

a)

$102.50

b)

$98.75

c)

$67.50

d)

$60.25

62.

The solution to the equation 18 = 2(x + 3) is x = (a) .

63.

Solve -0.6(m + 1) = 3. m = (a)

64.

Solve 3 15/16 = 7/8 (z+3). Express the solution as a fraction or mixed number in simplest form. z = (a)

65.

The Heller family’s backyard is shaped like a trapezoid as shown. The area of the backyard is 6,875 square feet. What is the perimeter of the yard? Explain how you found your answer.

4 lines

66.

Nathan buys 8 bottles of iced tea at the grocery store. He has coupons for $0.35 off the regular price of each bottle. After using coupons, the total cost of the drinks is $7.20. Part A: Which equation can be used to find the regular price, p, of each bottle of iced tea?

a)

0.35(p - 8) = 7.20

b)

8(p + 0.35) = 7.20

c)

8(0.35 - p) = 7.20

d)

8(p - 0.35) = 7.20

67.

Nathan buys 8 bottles of iced tea at the grocery store. He has coupons for $0.35 off the regular price of each bottle. After using coupons, the total cost of the drinks is $7.20. Part B: What is the regular price of a bottle of iced tea?

(a)

68.

Christy is training for a race in the summer. Every day she jogs the same number of miles. She also rides her bicycle 7.5 miles each day. During a 5-day training period, she jogs and rides a total of 53 miles. How many miles does Christy jog each day during training? Explain how you solved the problem.

4 lines

69.

24 is what percent of 30?

a)

80%

b)

125%

c)

1.25%

d)

0.8%

70.

Buying a birthday card, you think price is $4.50, but actual price is $4. What is the percent error?

a)

50%

b)

0.5%

c)

12.5%

d)

0.125%

71.

114 is 80% of what number?

a)

110

b)

25

c)

175

d)

142.5

72.

Renee thinks it will take 95 minutes to run 7 miles. She runs it in 80. What is her % of error?

a)

15%

b)

15.79%

c)

18.75%

d)

8.42%

73.

David bought a bike for $125, but has been offered $200. What is the percent of change?

a)

37.5%

b)

60%

c)

75%

d)

160%

74.

They estimated that 60 people would come to eat, but only 45 attended. Whats the % of error?

a)

15%

b)

25%

c)

33 1/3%

d)

75%

75.

35 is what % of 45?

a)

68%

b)

78%

c)

75%

d)

67%

76.

Jo figures she'll get a 90% on her test, but she got a 95%. What is her percent of error? Round to the nearest whole percent.

a)

5%

b)

6%

c)

4%

d)

-5%

77.

The sneakers were $200, but are now on sale for $75. What is the percent of change?

a)

75%

b)

125%

c)

37.5%

d)

62.5%

78.

A baseball pitcher won 80% of his games. If he pitched 35 games, how many games did he win?

a)

28

b)

52

c)

38

d)

24

79.

MaryJo thinks there are 430 passengers, but there are 380. What is her percent of error?

a)

13.16%

b)

12.5%

c)

11.63%

d)

50%

80.

An electrician, worked 7 months out of the year. What percent of the year did they work?

a)

59%

b)

60%

c)

58%

d)

53%

81.

Last year a Whopper cost $2.40. This year the price is $2.70. Find the percent of change.

a)

14.5% increase

b)

12.5% increase

c)

12.5% decrease

d)

14.5% decrease

82.

Susan baked 24 cupcakes, but actually needed 37. What was her % error?

a)

154%

b)

65%

c)

54%

d)

35%

83.

36 carpenters are in a crew. Today, 29 were present. What percent of the crew worked today?

a)

80%

b)

82%

c)

65%

d)

81%

84.

This year, there are 900 7th graders. Last year there were 810. Find the % of change.

a)

11%

b)

10%

c)

90%

d)

0.11%

85.

In a class of 28 total students, sixteen of those students are males. What percent are female?

a)

57%

b)

45%

c)

43%

d)

32%

86.

Lavender grew from 38 inches to 52 inches in one month; what was the % increase in growth?

a)

35

b)

37

c)

42

d)

93

87.

Mr. Layton’s 2nd period class has 14 boys and 21 girls. What percent of the class is boys?

a)

67%

b)

40%

c)

60%

d)

14%

88.

Josh always leaves a 20% tip. Yesterday his server received $4.50 from him as a tip. What was the amount of his bill?

a)

$22.50

b)

$20.00

c)

$0.90

d)

$25.50

89.

In a triangle, how many total degrees are there?

a)

100%

b)

180 degrees

c)

it varies

d)

360 degrees

90.

.

What is the name of this kind of triangle?

a)

Right

b)

Scalene

c)

Isosceles

d)

Equilateral

91.

Find the measure of the indicated angle.

a)

95

b)

85

c)

35

d)

45

92.

Find the measure of the indicated angle.

a)

26

b)

36

c)

85

d)

144

93.

Find the missing angle.

a)

29°

b)

39°

c)

49°

d)

59°

94.

A triangle has angle measurements of 26°, 59°, and 95°. What kind of triangle is it?

a)

acute triangle

b)

right triangle

c)

obtuse triangle

d)

none of the above

95.

A triangle has angle measurements of 54°, 52°, and 74°. What kind of triangle is it?

a)

acute triangle

b)

right triangle

c)

obtuse triangle

d)

none of the above

96.

A triangle has angle measurements of 74°, 90°, and 16°. What kind of triangle is it?

a)

acute triangle

b)

right triangle

c)

obtuse triangle

d)

none of the above

97.

a)

yes

b)

no

98.

The Triangle Sum Theorem states that the if you add all angles in a triangle you will get the magic number ______.

a)

45°

b)

90°

c)

180°

d)

360°

99.

Do the following side lengths form a triangle?
2 inches, 2 inches, 4 inches

a)

Yes

b)

No

100.

9. Which of these lengths CANNOT represent the sides of a triangle?

a)

3, 10, 8

b)

2, 5, 8

c)

7, 5, 4

d)

5, 2, 4

101.

If 2 of the angles of a triangle are 30 and 70 degrees, the third angle measures...

a)

80

b)

100

c)

60

d)

90

102.

What is the value of the ANGLE A (not just x)?

a)

151

b)

68

c)

151

d)

70

103.

What is the value of x?

a)

7.3

b)

8

c)

7

d)

8.3

104.

The average cost of a gallon of gas during July was $2.45. The average cost of a gallon of gas during August was $2.78. What is the percent of change in the average cost of a gallon of gas from July to August?

a)

13.5% Increase

b)

13.5% Decrease

c)

33% Increase

d)

33% Decrease

105.

Find the percentage change and classify as an increase of decrease:

Original: 10

After: 12

a)

20% increase

b)

20% decrease

c)

2% increase

d)

2% decrease

106.

Find the percentage change and classify as an increase or decrease:

Initial: 75

Final: 60

a)

20% Decrease

b)

20% Increase

c)

10% increase

d)

55% decrease

107.

Find the percent change and classify as an increase or decrease:

2004 Cost: $18.77

2006 Cost: $19.17

a)

2.1% Increase

b)

21% Decrease

c)

16% increase

d)

200% decrease

108.

Find the percentage change and classify as an increase or decrease:

Original Number: 45

New Number: 18

a)

60% Decrease

b)

60% Increase

c)

35% Increase

d)

35% decrease

109.

Last year the 9th grade had 350 students. This year the number decreased by 36%. How many students are in this years 9th grade class? Hint: $\frac{x}{350\ }=\frac{36}{100}$

a)

224 Students

b)

126 Students

110.

Today the price of anew MP3 player is $129. in 2000, the price of a similar device was $240. What is the percent change in the price of a cell phone from 2000 to today?

a)

46.3% decrease

b)

63.7% increase

c)

40% increase

111.

There were 134 people in the attendance at the school football game last Friday. This week there were 246 people in the attendance at the school football game. What is the percent of change from last week to this week?

a)

83.6% increase

b)

83.6% decrease

c)

33% Increase

d)

33% decrease

112.

It costs Charlie's Car repair shop $27 to change the oil. The shop charges their customers $40 for an oil change. What is the percent of markup in the cost of an oil change?

a)

48.1% increase

b)

48.1% Decrease

c)

52% increase

d)

52% decrease

113.

On Monday, Jake could lift 25 lbs. One month later he could lift 45 lbs. What is the percent of change in the number of pounds he can lift?

a)

80% increase

b)

50% increase

c)

25% increase

d)

40% increase

114.

Olivia scored 82 points on the first math test of the year. ON the second math test, she scored 78 points. What is the percent of change in the number of points she scored between the first and second tests?

a)

4.9% Decrease

b)

4.9% Increase

c)

10% Increase

d)

10% Decrease

115.

What percent of change in the cost of a DVD set that originally sold for $49.99 and is now on sale for $24.99?

a)

50% decrease

b)

50% increase

c)

100% increase

d)

100% decrease

116.

In Orlando, Florida, the high temperature was 85 degrees on Saturday and 79 degrees on Sunday. What is the percent of change in the high temperature from Saturday to Sunday?

a)

7.1% Decrease

b)

7.1% Increase

c)

14% increase

d)

14% decrease

117.

Stock in Apple Company went from $26 a share to $14. What is the percent of change in the price of a share of stock in the company?

a)

10.9% increase

b)

46.2% decrease

c)

13% Increase

d)

13.2% decrease

118.

What is the most specific set for $5$

a)

Natural

b)

Whole

c)

Integer

d)

Rational

e)

Irrational

119.

What is the most specific set for $-9$

a)

Natural

b)

Whole

c)

Integer

d)

Rational

e)

Irrational

120.

What is the most specific set for $-\frac{2}{5}$

a)

Natural

b)

Whole

c)

Integer

d)

Rational

e)

Irrational

121.

What is the most specific set for $0$

a)

Natural

b)

Whole

c)

Integer

d)

Rational

e)

Irrational

122.

What is the most specific set for $15$

a)

Natural

b)

Whole

c)

Integer

d)

Rational

e)

Irrational

123.

What is the most specific set for $0.\overline{3}$

a)

Natural

b)

Whole

c)

Integer

d)

Rational

e)

Irrational

124.

Pick the correct set and why $0.\overline{4}$

a)

Rational

Repeating decimal

b)

Rational

Terminating decimal

c)

Irrational,

Repeating decimal

d)

Irrational

Terminating decimal

125.

Pick the correct set and why $0.73733733373333...$

a)

Rational

Repeating decimal

b)

Rational

No Pattern

c)

Irrational,

Repeating decimal

d)

Irrational

No Pattern

126.

What is the most specific set for $\sqrt[]{7}$

a)

Natural

b)

Whole

c)

Integer

d)

Rational

e)

Irrational

127.

What is the most specific set for $\sqrt[]{25}$

a)

Natural

b)

Whole

c)

Integer

d)

Rational

e)

Irrational

128.

What is the most specific set for $0.375$

a)

Natural

b)

Whole

c)

Integer

d)

Rational

e)

Irrational

129.

What is the most specific set for $\pi$

a)

Natural

b)

Whole

c)

Integer

d)

Rational

e)

Irrational

130.

What is the most specific set for $-35$

a)

Natural

b)

Whole

c)

Integer

d)

Rational

e)

Irrational

131.

$\ \left|\ -4\ \right|$

a)

$-4$

b)

$4$

c)

$1$

d)

$0$

132.

$\left|\ 4\ \right|$

a)

$-4$

b)

$4$

c)

$1$

d)

$0$

133.

$-\ \left|\ 4\ \right|$

a)

$-4$

b)

$4$

c)

$1$

d)

$0$

134.

$-\ \left|\ -4\ \right|$

a)

$-4$

b)

$4$

c)

$1$

d)

$0$

135.

Place in order least to greatest $\ \left|\ -6\ \right|,\ \ \ \sqrt[]{25},\ \ \ -7$

a)

$-7,\ -6,\ \ 5$

b)

$-7,\ \ \ 5,\ \ \ 6$

c)

$-6,\ -7,\ \ 5$

d)

$-7,\ \ 6,\ \ 5$

136.

Place in order least to greatest $-9.4,\ \ -\ \frac{9}{10},\ \ -9.1$

a)

$-9.1,\ \ -9.4,\ \ -\frac{9}{10}$

b)

$-9.4,\ \ -9.1,\ \ -\frac{9}{10}$

c)

$-\frac{9}{10},\ -9.1,\ \ -9.4$

d)

$-\frac{9}{10},\ -9.4,\ \ -9.1$

137.

Classify the real number by checking all that apply!

$\frac{30}{3}$

a)

Natural

b)

Whole

c)

Integer

d)

Rational

e)

Irrational

138.

The number of people signed up for a bus trip increased from 32 to 45. What is the percent increase? Round to the nearest percent.

a)

52%

b)

41%

c)

42%

d)

45%

139.

Rosa and her friends are eating out for dinner. The bill was $45.80. They want to leave a 20% tip. How much should they leave for tip?

a)

$54.96

b)

$45.80

c)

$9.16

d)

$20

140.

Juanita is shopping for a new shirt, and she has narrowed her decision down to two. Both shirts are $35, and both are on sale. Shirt A is 25% off. Shirt B is $10 off. Which shirt is the better deal?

a)

Shirt A

b)

Shirt B

c)

The discount is the same.

d)

The blue one.

141.

Today, you have a 20% off of the price coupon for Best Buy. If you buy an XBox game that costs $65.00, how much money will you be saving by using your coupon?

a)

$13.00

b)

$15.00

c)

$7.00

d)

$42.00

142.

The simple interest formula is I=Prt. The P represents the principle. The principle is ___________________.

a)

the amount of money borrowed or deposited

b)

the percent interest for his year

c)

the amount taxed

d)

the amount the bank owes you for being a customer at their bank

143.

Jerry borrowed $4,000 for 5 years at 6% simple interest rate. How much interest is that?

a)

$800

b)

$1,000

c)

$1,200

d)

$1,500

144.

Sarah earns $20 a day working after school. She spent 30% of her daily earnings on Monday. How much money did she spend on Monday?

a)

$1.40

b)

$6

c)

$0.60

d)

$14

145.

200 children attended the school play. Of the total attendance, 40% were boys. How many girls attended the school play?

a)

800

b)

180

c)

80

d)

120

146.

Henry has 15 lawns mowed out of a total of 60 lawns. What percent is that?

a)

15

b)

25

c)

19

d)

4

147.

Sally went to the clearance rack at a department store and found a shirt she wanted to buy. The shirt was $36.00 and is on sale for $24.00. What is the percent decrease?

a)

33%

b)

67%

c)

50%

d)

34%

148.

Ella makes 6/15 of her shots in the game. Write this fraction as a percent.

a)

60%

b)

61.5%

c)

30%

d)

40%

149.

A store is having a 35% off sale.
Write the percent as a simplest form fraction.

a)

35/100

b)

5/20

c)

7/20

d)

7/25

150.

A track sprinter ran 0.568 mile at track practice.
Write the decimal as a percent.

a)

5.68% of a mile

b)

568% miles

c)

56.8% of a mile

d)

0.568% of a mile

151.

Max walked 72% of a mile to Target. Write the percent as a decimal.

a)

7200 miles

b)

0.072 mile

c)

7.2 miles

d)

0.72 mile

152.

A bank is offering a savings account that earns 1.5% interest every year. If you have $500 with which to open the account and are not going to withdraw or deposit any money from it, how much total money would you have after 3 years?

a)

$2250

b)

$225

c)

$22.50

d)

$522.50

153.

Melissa is jogging on the treadmill. She has jogged for 12 minutes when the machine flashes that she is 35% done. How many total minutes will her workout last?

a)

4.2 minutes

b)

34.3 minutes

c)

46.3 minutes

d)

16.2 minutes

154.

The Rubber Ducky Company increased their production of ducks from 2,500 ducks last
year to 3,250 ducks this year. By what percent did they increase their production?

a)

30%

b)

77%

c)

130%

d)

177%

155.

Stevie Ray is buying a new guitar. He found one that costs $615. He knows there is a sales tax of 8%. How much will the guitar cost after tax?

a)

$49.20

b)

$76.88

c)

$664.20

d)

$4920.00

7th Grade ISA Lesson

Total questions: 155

Worksheet time: 7hrs 17mins

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