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Real Numbers Test Quizizz

Total questions: 55

Worksheet time: 2hrs 51mins

Name
Class
Date
1.

Classify the following number: 0.750.75

a)

Rational

b)

Irrational

2.

Convert the repeating decimal 0.333...0.333... into a fraction.

a)

12\frac{1}{2}

b)

13\frac{1}{3}

c)

14\frac{1}{4}

d)

15\frac{1}{5}

3.

Which of the following numbers is irrational?

a)

58\frac{5}{8}

b)

0.250.25

c)

2\sqrt{2}

d)

3.53.5

4.

Convert the fraction 35\frac{3}{5} into a decimal.

a)

0.50.5

b)

0.60.6

c)

0.70.7

d)

0.80.8

5.

Is the number 7.123456789...7.123456789... rational or irrational?

a)

Rational

b)

Irrational

6.

Estimate the value of 10\sqrt{10} to the nearest tenth.

a)

3.0

b)

3.1

c)

3.2

d)

3.3

7.

Which of the following is a perfect square?

a)

15

b)

16

c)

17

d)

18

8.

Round 20\sqrt{20} to the nearest whole number.

a)

4

b)

5

c)

6

d)

7

9.

Which number is between 4 and 5?

a)

15\sqrt{15}

b)

20\sqrt{20}

c)

23\sqrt{23}

d)

30\sqrt{30}

10.

The cube root of 27 is:

a)

2

b)

3

c)

4

d)

5

11.

Place the following numbers in order from greatest to least: 5\sqrt{5} , 2.5, 73\frac{7}{3}

a)

2.5, 73\frac{7}{3} , 5\sqrt{5}

b)

73\frac{7}{3} , 2.5, 5\sqrt{5}

c)

2.5, 5\sqrt{5} , 73\frac{7}{3}

d)

5\sqrt{5} , 2.5, 73\frac{7}{3}

12.

The square root of 45 falls between which two consecutive whole numbers?

a)

6 and 7

b)

7 and 8

c)

8 and 9

d)

9 and 10

13.

Which of the following is a rational approximation of 3\sqrt{3} ?

a)

1.5

b)

1.7

c)

1.9

d)

2.1

14.

Estimate 75\sqrt{75} to the nearest whole number.

a)

7

b)

8

c)

9

d)

10

15.

What is the square root of 64?

a)

6

b)

7

c)

8

d)

9

16.

Convert the fraction 23\frac{2}{3} into a decimal.

a)

0.660.66

b)

0.670.67

c)

0.680.68

d)

0.690.69

17.

Estimate the value of 50\sqrt{50} to the nearest whole number.

a)

6

b)

7

c)

8

d)

9

18.

What is the cube root of 64?

a)

3

b)

4

c)

5

d)

6

19.

Which of the following is a rational approximation of 5\sqrt{5} ?

a)

2.1

b)

2.2

c)

2.3

d)

2.4

20.

Convert the repeating decimal 0.666...0.666... into a fraction.

a)

12\frac{1}{2}

b)

23\frac{2}{3}

c)

34\frac{3}{4}

d)

45\frac{4}{5}

21.
What is a rational number ?
a)
A rational number  is a number that cannot be written as a fraction.
b)
A rational number is a number that can be written as a fraction.
c)
A rational number cannot be a repeating  decimal.
22.
What type of number is π ?
a)
Rational
b)
Irrational
23.
√7
a)
Rational 
b)
Irrational
24.
√25
a)
Rational
b)
Irrational
25.
The decimal of an irrational number doesn't repeat with a pattern.
a)
true
b)
false
26.
Which of the following is rational?
a)
.211232112421125. . . .
b)
π
c)
√25
d)
√12
27.
The set of all whole numbers and their opposites.
a)
Natural
b)
Whole
c)
Integer
d)
Rational
28.
The set of all numbers that CANNOT be written as a ratio of two integers.
a)
Irrational
b)
Whole
c)
Integer
d)
Rational
29.
{0, 1, 2, 3, 4, 5...}
a)
Natural
b)
Whole
c)
Integers
d)
Rational
30.
{1, 2, 3, 4, 5...}
a)
Natural
b)
Whole
c)
Integers
d)
Rational
31.
The set of natural number is also known as the set of ________.
a)
Irrational
b)
Whole
c)
Counting
d)
Rational
32.
The square root of 16 is a(n) ________ number.
a)
Irrational
b)
Whole
c)
Counting
d)
Rational
33.
If we removed zero from the set of whole numbers, which set of numbers would be created?
a)
Whole
b)
Counting
c)
Rational
d)
Integers
34.
TRUE or FALSE: All integers are rational numbers.
a)
True
b)
False
35.
TRUE or FALSE: All rational numbers are whole numbers.
a)
True
b)
False
36.
Which of the following numbers is a rational number, whole number, and an integer?
a)
a) -7.9
b)
b) -⅞
c)
c) 92
d)
d) 3.098
37.
A perfect square is which type of number?
a)
Rational 
b)
Irrational
38.
A decimal that stops is which type of number? Example: 2.75
a)
Rational
b)
Irrational
39.
A non-terminating, non-repeating decimal is which type of number?
a)
Rational 
b)
Irrational
40.
Integers, whole numbers, and counting numbers are a subset of ______________.
a)
Rational Numbers only
b)
Irrational Numbers
c)
Rational and Real numbers
d)
Real numbers only
41.
a)
1/2
b)
1/10
c)
1/100
d)
1/9
42.
a)
1/2
b)
1/10
c)
1/100
d)
1/9
43.
a)
7/50
b)
14/9
c)
7/45
d)
14/99
44.
a)
77/25
b)
77/250
c)
308/9
d)
308/999
45.
Identify the fraction equivalent to the decimal below.
a)
2 4/99
b)
2   4/9
c)
2   2/5
d)
2 4/10
46.
a)
2/3
b)
-2/3
c)
3/5
d)
-3/5
47.
a)
2   23/100
b)
2   23/10
c)
2   23/9
d)
2   23/99
48.

What is 2/9 as a decimal?

a)

0.2929292929292929292929292929

b)

0.2

c)

0.22222222222222222222222222222222222

d)

0.29

49.

Which of the following is a repeating decimal?

a)

2.451836248702165064513549452

b)

7.1245454545454545454545454545

c)

8.125

d)

12.55

50.

What is 23/99 as a decimal?

a)

0.23

b)

0.222222222222

c)

0.2323232323.....

d)

0.3232323232.......

51.

Where does each number go in the Venn diagram?

52.

Classify the numbers

53.

Which of the following numbers is rational?

a)

7\sqrt{7}

b)

23\frac{2}{3}

c)

3.1456289...

d)

π\pi

54.

9- Which number is perfect square?

a)

a) 48

b)

b) 49

c)

c) 59

d)

d) 29

55.
How would you express .005 as a fraction?
a)
5/10
b)
5/100
c)
5/1,000
d)
5/10,000