Free Printable Review quiz on Number Theory and Fractions

1.

The numbers 0, 1, 2, 3, ... are called

a)

whole numbers

b)

integers

c)

rational numbers

d)

natural numbers

2.

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

a)

whole numbers

b)

integers

c)

rational numbers

d)

natural numbers

3.

-10 is a whole number

a)

True

b)

False

4.

What is another name for natural numbers?

a)

Counting Numbers

b)

Integers

c)

Decimals

5.

What is a square number?

a)

the result of multiplying a number by itself three times

b)

a number that has two factors

c)

the result of multiplying a number by itself twice

d)

a number that has more than two factors

6.

Which number is NOT a square number?

a)

5

b)

16

c)

1

d)

9

7.

What is a cube number?

a)

the result of multiplying a number by itself three times

b)

the result of multiplying a number by itself twice

c)

the result of multiplying a number by itself four times

d)

a number that has 2 factors only

8.

What square number comes after the square number 100?

a)

101

b)

121

c)

130

d)

140

9.

What cube number comes after the cube number 27?

a)

40

b)

54

c)

64

d)

74

10.

Choose all the PRIME numbers

a)

1

b)

2

c)

3

d)

5

11.

List the first (4) multiples of 8

a)

1, 2, 4, 8

b)

8, 16, 24, 32

12.

A class is having a party for 20 students. They are buying cups in packages of 8 and napkins in packages of 12.

What is the least number of packages of cups and napkins they should buy?

a)

96 packages of cups and napkins

b)

20 packages of cups and napkins

c)

3 packages of cups and 2 packages of napkins

d)

2 packages of cups and 3 packages of napkins

13.

Which are factors of 20?

a)

2,10,5,4,1,20

b)

3,5,7,9

c)

40,80,100

d)

15,25,35

14.

Which number is neither a prime nor a composite number ?

a)

1

b)

3

c)

5

d)

7

15.

HCF of 36 and 45 is ....

a)

6

b)

12

c)

9

d)

3

16.

Prime factorization of 90 is....

a)

3 X 5 X 6

b)

2 x 3 x 3 x 5

c)

9 x 10

d)

45 x 2

17.

Which number below is a factor of 24, but not a multiple of 8.

a)

8

b)

7

c)

10

d)

12

18.

Find the Greatest Common Factor (GCF) of 14 & 22.

a)

1

b)

2

c)

7

d)

14

19.

Prime numbers have _____ factors.

a)

no

b)

3

c)

1

d)

2

20.

Write 36 as the product of it's prime factors...

a)

2 x 2 x 3 x 3

b)

2 x 2 x 2 x 3

c)

2² x 3²

d)

2² x 3

21.

Which of the following are factors for both 18 and 24?

a)

2

b)

3

c)

6

d)

8

e)

9

22.

จงหาค่าของ -√81 - ∛27

a)

-12

b)

-6

c)

12

d)

54

23.

1 is a perfect square and perfect cube

a)

TRUE

b)

FALSE

24.

$y^3=125$
Find the value of y

a)

5

b)

15

c)

20

d)

25

25.

$12^3=$

a)

36

b)

144

c)

1728

26.

8 (6) - 3

a)

24

b)

45

c)

2

d)

72

27.

Find the Value.
14⁰

a)

14

b)

0

c)

1

d)

1/14

28.

2² + 3 x 4 − 12

a)

16

b)

4

c)

8

d)

129

29.

Click here to see the problem.

a)

66

b)

64

c)

84

d)

42

30.

Continue the pattern: 48, 42, 36, 30, 24, _____, _____, _____

a)

17, 10, 3

b)

19, 14, 9

c)

18 ,12 , 6

d)

20,16, 12

31.

The square numbers between 60 and 90 are

a)

70 ,80

b)

64, 81

c)

65 , 85

d)

77, 88

32.

What smallest number should be added to 120 to make it a square number ?

a)

One

b)

Two

c)

Three

d)

Four

33.

10.269
What digit is in the tenths place?

a)

6

b)

9

c)

0

d)

2

34.

What is the value of the digit 5 in 12,684.25?

a)

0.05

b)

5

c)

50

d)

0.5

35.

Which is the correct word form for 23.205?

a)

twenty-three two hundred five

b)

twenty-three and twenty five hundredths

c)

twenty-three and two hundred five thousandths

d)

twenty-three and two hundred five thousands

36.

17 hundredths=

a)

1,700

b)

0.17

c)

1.7

d)

0.017

37.

Are 2.5 and 2.5000 equivalent?

a)

Yes

b)

No

38.

What is this decimal in word form?
0.72

a)

seventy-two tenths

b)

seventy-two hundredths

c)

seventy-two thousandths

d)

seventy-two

39.

Which list of decimals is in order from least to greatest?

a)

3.4, 4.2, 4.09, 5.002

b)

3.4, 4.09, 4.2, 5.002

c)

5.002, 4.09, 3.4, 4.2

d)

3.4, 4.2, 4.09, 5.002

40.

What is the first step when adding decimals?

a)

Line up the digits

b)

Add the digits from right to left

c)

Line up the decimals

d)

Add the digits from left to right

41.

How do you write this in exponent form?
4 * 4 * 4 * 4 * 4 * 4 * 4 * 4

a)

4⁷

b)

65,536

c)

4⁸

d)

7⁴

42.

0.2 x 0.8

a)

16

b)

0.16

c)

0.016

d)

1.6

43.

7.8 + 1.34 =

a)

9.14

b)

2.12

c)

6.46

d)

8.42

44.

Select the correct expression:
Katherine has 6 cups of sugar. Each batch of cookies needs 3/4 cups of sugar. How many batches of cookies can Katherine make?

a)

6 x 3/4

b)

6 ÷ 3/4

c)

3/4 ÷ 6

d)

3/4 x 6

45.

2 - 4

a)

2

b)

-8

c)

6

d)

-2

46.

-5 - (- 3)

a)

-8

b)

8

c)

-2

d)

15

47.

6 - (-4)

a)

10

b)

2

c)

-2

d)

-10

48.

-18 +(-6)

a)

3

b)

-3

c)

-12

d)

-24

49.

(-4)(-5)

a)

-9

b)

-20

c)

9

d)

20

50.

-32/8

a)

-4

b)

-5

c)

4

d)

24

51.

When you add integers with the same sign, what do you do?

a)

(+) and keep the sign

b)

(-) and keep the sign

c)

(x) and keep the sign

d)

(/) and keep the sign

52.

The temperature drops 2°F each hour. What is the total change in temperature after 12 hours?

a)

-24

b)

26

c)

24

d)

-26

53.

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

54.

40% as a fraction in ites lowest terms is:

a)

40/1

b)

40/100

c)

1/2

d)

2/5

55.

Name the solid figure.

a)

cone

b)

cuboid

c)

cylinder

d)

cube

56.

Round 1795 to the nearest hundreds.

a)

1790

b)

2000

c)

1800

d)

1700

57.

A/ an (a) is a polygon that has 5 sides and 5 angles.

58.

At Donald's Donuts the number of donut holes in a bag can vary. Help Donald find the mode.
12,10,10,10,13,12,11,13,10

a)

13

b)

12

c)

11

d)

10

59.

Measure of the given angle

a)

85⁰

b)

105⁰

c)

115⁰

d)

75⁰

60.

A triangle whose three sides are equal is called

a)

equilateral triangle

b)

isosceles triangle

c)

scalene triangle

d)

right triangle

61.

120 minutes is (a) hours.

62.

Calculate the radius of the circle shown

a)

16m

b)

8m

c)

4m

d)

3.14m

63.

1/5 as a percentage is ..

a)

5%

b)

15%

c)

20%

d)

50%

64.

What is 90% of 300

a)

270

b)

280

c)

220

d)

210

Review quiz on Number Theory and Fractions

Total questions: 64

Worksheet time: 1hrs 22mins

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