Free Printable Number Strand Review Grade 8

1.

When multiplying or dividing a NEGATIVE and NEGATIVE number your result will be...

a)

POSITIVE

b)

NEGATIVE

c)

DEPENDS ON WHICH NUMBER IS LARGER.

2.

When adding integers, if the signs are DIFFERENT you...

a)

Add the numbers

b)

Subtract the numbers

c)

Multiply the numbers

d)

Take the absolute value of the numbers

3.

When multiplying or dividing a NEGATIVE and POSITIVE number your result will be...

a)

Positive

b)

Negative

c)

Depends on which is bigger.

4.

-6-2

a)

8

b)

-4

c)

4

d)

-8

5.

-8+(-2)

a)

-6

b)

-10

c)

10

d)

6

6.

Emily is a diver. Today she descended to a depth of 40 feet below sea level. Then she swam up 10 feet and descended another 4 feet. How far below sea level is Emily now?

a)

-34 feet

b)

-54 feet

c)

54 feet

d)

-26 feet

7.

Which question is the SAME as
24 + (-6) ?

a)

24 - 6

b)

24 + 6

c)

-24 - 6

d)

-24 + 6

8.

-3(-4)

a)

-12

b)

7

c)

-7

d)

12

9.

-10(4)

a)

40

b)

-14

c)

-40

d)

14

10.

-10(4)

a)

40

b)

-14

c)

-40

d)

14

11.

-30/-10=

a)

-30

b)

-3

c)

3

d)

30

12.

The high temperature Monday was 4 degrees. The low temperature was -7 degrees. What is the difference between the high and low temperatures?

a)

3 degrees

b)

12 degrees

c)

11 degrees

d)

10 degrees

13.

Going right on the number line means what?

a)

Positive

b)

Negative

14.

Going left on the number line means what?

a)

Negative

b)

Positive

15.

(-25) ÷ (-5)

a)

5

b)

-5

c)

-20

d)

-30

16.

-8(0)=

a)

-8

b)

8

c)

0

d)

-80

17.

23 - 47 + 18 - (-12) =

a)

6

b)

-18

c)

56

18.

(-12) x (-10) =

a)

- 120

b)

120

19.

(-12) x (-10) =

a)

- 120

b)

120

20.

Solve: (-15) + 20(-3) - 10

a)

-25

b)

-85

c)

5

d)

-55

21.

A football team gained 9 yards on one play and then lost 22 yards on the next. Write a sum of integers to find the overall change in field position.

a)

-9 + (-22) = -13

b)

9 + (-22) = 13

c)

9 + (-22) = -13

d)

none

22.

Melody had to make a visit to the bank because her account was overdrawn by $32. After making a deposit of $100, Melody was now happy that she had some money. How much money did she have after making the deposit?

a)

$100

b)

-$78

c)

$68

d)

$32

23.

Jack and Jill are going up a hill. They walk 15 feet up. Then Jack drops the bucket so they have to chase it 12 feet down. After getting the bucket, they sprint up the hill 5 feet because of a swarm of bees. Jill then decides she is too tired to make the rest of the trip. How far did they make it?

a)

32 feet

b)

8 feet

c)

22 feet

d)

-2 feet

24.

Bob lost 5 points on page one of his math test and he lost 9 points on page two of his math test. Which equation best describes Bob progress on his math test?

a)

5 + 9 = 14

b)

-5 + -9 = -4

c)

-5 + -9 = -14

d)

5 + -9 = -4

25.

In Buffalo, New York, the temperature was -14°F in the morning. If the temperature dropped 7°F, what is the temperature now?

a)

-7°F

b)

-21°F

c)

7°F

d)

21°F

26.

In Buffalo, New York, the temperature was -14°F in the morning. If the temperature dropped 7°F, what is the temperature now?

a)

-7°F

b)

-21°F

c)

7°F

d)

21°F

27.

A soccer team is having a car wash. The team spent $55 on supplies. They earned $275, including tips. The team’s profit is the amount the team made after paying for supplies. Write a sum of integers that represents the team’s profit.

a)

-55 + 275 = -220

b)

none

c)

55 + 275 = 220

d)

-55 + 275 = 220

28.

-15 ÷ 3

a)

5

b)

-5

c)

45

d)

-45

29.

3 + -7

a)

10

b)

4

c)

-10

d)

-4

30.

33 + (-38)

a)

5

b)

-5

c)

71

d)

-71

31.

-24 ÷ (-8)

a)

3

b)

-3

c)

192

d)

-192

32.

-6 x (12)

a)

-18

b)

18

c)

-72

d)

72

33.

-9 + (-5)

a)

-14

b)

14

c)

-4

d)

4

34.

What is a fraction?

a)

Two Numbers

b)

A part of a whole

c)

A piece

35.

The shaded area represents what percent?

a)

5%

b)

15%

c)

50%

d)

100%

36.

What is a percent?

a)

Part of a whole

b)

One part out of 100

c)

A small amount

d)

Just a sign after a number

37.

What percent is represent by the shaded area?

a)

75%

b)

5%

c)

25%

d)

20%

38.

The dot on the number line represents which percent?

a)

60%

b)

30%

c)

75%

d)

3%

39.

The shaded area represents which fraction?

a)

$\frac{75}{100}$

b)

$\frac{1}{4}$

c)

$\frac{3}{4}$

d)

$\frac{20}{100}$

40.

What is the decimal for 2%

a)

0.2

b)

0.02

c)

0.002

d)

2.0

e)

0.20

41.

What is the simplified fraction for 12%?

a)

12/100

b)

6/50

c)

3/25

d)

1/8

e)

1/12

42.

What is the percent for 0.3?

a)

3%

b)

30%

c)

0.30%

d)

0.3%

e)

0.03%

43.

What is the simplified fraction for 0.3?

a)

$\frac{3}{100}$

b)

$\frac{3}{10}$

c)

$\frac{30}{100}$

d)

$\frac{1}{3}$

e)

$\frac{1}{30}$

44.

What is the simplified fraction for 120%

a)

1 $\frac{2}{5}$

b)

1 $\frac{2}{100}$

c)

1 $\frac{1}{5}$

d)

1 $\frac{12}{100}$

e)

1 $\frac{20}{100}$

45.

Write the decimal as a fraction in simplest form

a)

b)

c)

d)

46.

Numbers like -3, -2, -1, 0, 1, 2, 3 are called

a)

whole numbers

b)

integers

c)

rational numbers

d)

natural numbers

47.

Order the following from greatest to least:
0.35, ⅜, 42%, ⅘, 0.2

a)

⅘, 42%, ⅜, 0.35, 0.2

b)

⅜, 42%, ⅘, 0.2, 0.35

c)

⅘, 0.35, ⅜, 42%, 0.2

d)

0.2, 0.35, ⅜, 42% ⅘,

48.

Order the following from greatest to least:
0.35, ⅜, 42%, ⅘, 0.2

a)

⅘, 42%, ⅜, 0.35, 0.2

b)

⅜, 42%, ⅘, 0.2, 0.35

c)

⅘, 0.35, ⅜, 42%, 0.2

d)

0.2, 0.35, ⅜, 42% ⅘,

49.

Numbers like -3, -2, -1, 0, 1, 2, 3 are called

a)

whole numbers

b)

integers

c)

rational numbers

d)

natural numbers

50.

What operation in fractions do you need to find the reciprocal?

a)

Add

b)

Subtract

c)

Multiply

d)

Divide

51.

What is the rule for dividing fractions?

a)

keep, change, opposite

b)

keep, change, flip

c)

keep, keep, change

d)

keep, keep, opposite

52.

Do you need to find a common denominator to solve this?
6/7 ÷ 3/14

a)

Yes

b)

No

53.

How do you rewrite this division problem correctly to solve? 3/4 divided by 6

a)

3/4 divided by 1/6

b)

4/3 divided by 6/1

c)

4/3 x 1/6

d)

3/4 x 1/6

54.

What is the reciprocal of 2?

a)

2/1

b)

1/2

c)

2

d)

0

55.

Can you simplify 4/8?

a)

Yes

b)

No

56.

To solve this problem, how do you write 3 as a fraction? 3 ÷ 1/4

a)

1/3

b)

3/1

57.

Do you have to find a common denominator to solve this?

a)

Yes

b)

No

58.

10 - 9 ÷ 3

a)

.33333

b)

1/3

c)

7

d)

-7

59.

25 ÷ 5 x 2 + 3

a)

30

b)

5.5

c)

1.92

d)

13

60.

(1 + 3²)² - 5 + 5 x 3

a)

52

b)

110

c)

266

d)

300

61.

$6\ \frac{2}{4\ }-2\ \frac{2}{5}=$
Reduce if needed.

a)

$5\ \frac{2}{7}$

b)

$4\ \frac{2}{20}$

c)

$6\ \frac{1}{2}$

d)

$4\ \frac{1}{10}$

62.

$2\ \frac{2}{10}+5\ \frac{1}{5}=$ Reduce if needed.

a)

$5\ \frac{3}{4}$

b)

$7\ \frac{2}{5}$

c)

$3\ \frac{3}{5}$

d)

$7\ \frac{4}{10}$

63.

$Write\ the\ fraction\ \frac{3}{5}\ as\ a\ percent.$

a)

$60\%$

b)

30%

c)

3.5%

d)

33.33%

64.

$Write\ the\ fraction\ \frac{6}{8}\ as\ a\ percent.$

a)

35%

b)

55%

c)

75%

d)

60%

65.

Write 87.5% as a fraction in lowest terms.

a)

$\frac{7}{8}$

b)

$\frac{88}{100}$

c)

$\frac{35}{50}$

d)

$\frac{3}{8}$

66.

Write 115% as a fraction in lowest terms.

a)

$\frac{17}{80}$

b)

$\frac{23}{20}$

c)

$\frac{35}{20}$

d)

$\frac{30}{18}$

67.

Calculate. 28% of 300 is

a)

84

b)

100

c)

280

d)

42

68.

Find a number. 20% of a number is 145. What is the number?

a)

14.5

b)

1450

c)

290

d)

725

69.

A jacket regularly priced at $68.00 is on sale with 25% off. How much is the jacket on sale for?

a)

$17.00

b)

$49.00

c)

$51.00

d)

$61.00

70.

Jenna is drinking a protein supplement to increase the amount of protein in her diet. One serving of the supplement in skim milk makes a drink with 200 calories. About 48% of the calories are from protein. How many calories of the drink are from protein?

a)

96 calories

b)

48 calories

c)

100 calories

71.

Last season, Alison scored 30% of the points for her soccer team. The team scored a total of 30 points. How many points did Alison score?

a)

30 points

b)

9 points

c)

6 points

d)

70%

72.

In the first 8 games of the season, the Raiders star basketball player scored 168 points. How many points can he expect to score in 26 games?

a)

21

b)

504

c)

546

d)

624

73.

On a map, each inch represents 60 miles. What is the distance between 2 towns that are 5 inches apart?

a)

120

b)

10

c)

12

d)

300

74.

The prices for various sizes of Honey Crunch cereal is 11 oz for $4.75 and $5.85 for 15 oz. Which has the better price per ounce?

a)

11 oz for $4.75

b)

15 oz for $5.85

c)

Neither

75.

A 20 fl. oz. bottle of orange juice costs $1.80 and a 35 fl. oz. bottle of orange juice costs $3.50. Which is a better buy?

a)

35 fl. oz. for $3.50

b)

20 fl. oz. for $1.80

c)

Neither

76.

Penny and her cousins each have a different bank balance. What is the sum of all the accounts?

a)

-3

b)

7

c)

-2

d)

4

77.

-5 x 9

a)

-45

b)

45

c)

4

d)

yellow

78.

-32 / 8

a)

4

b)

-4

c)

256

d)

-256

79.

Over a period of 12 hours, the temperature dropped 60 degrees. What was the average change in temperature in one hour?

a)

720 degrees

b)

5 degrees

c)

-5 degrees

80.

Ashley and her sister decide to split the cost of dinner, which is $26. By how much is each sister's bank account impacted?

a)

-$26

b)

$26

c)

-$13

d)

-$52

Number Strand Review Grade 8

Total questions: 80

Worksheet time: 4hrs 2mins

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