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CBSE Class 7 Maths Worksheet

Introduction to rational numbers

1.

Write the numerator of (-7/5)

2.

Fill in the blanks: 0 is _______ than -1/2

3.

Fill in the blanks: The sum of (-1/2) and _______ is 0.

4.

Arrange the rational numbers in descending order: 4/9, -5/6, -7/(-12), 11/(-24)

5.

What is the additive inverse of -4/9?

6.

Fill in the blanks: If both the numerator and denominator of a number are positive then it is called a _______ rational number.

7.

Express 4/5 as a rational number with numerator 16

8.

What is the additive inverse of -9/11?

9.

State true/false: The rational number -12/(-5) and -7/17 are on opposite side of zero on the number line.

A)
true
B)
false

10.

Fill in the blanks: A rational number p/q is positive if p and q both are either positive or _________.

11.

What is the reciprocal of -1/8?

12.

Find the standard form of -18/45

13.

Which of the following rational numbers are negative? -3/7, (-5)/(-8), 9/(-83), (-115)/(-197)

14.

What is the standard form of -206/22 ?

15.

Fill in the blanks: A rational number is defined as a number that can be expressed in the form of p/q where p and q are _____ and q ? 0.

16.

Is 6 a positive number?

17.

Fill in the blanks: (-3/11) X (-11/3) = _______

18.

Which is greater: 2/3 or 5/2

19.

Write the numerator of 15/(-4)

20.

Draw the number line and represent the following rational number on it: 2/3

CBSE Class 7 Maths Worksheet

Introduction to rational numbers

Answers

1.

-7

2.

>

3.

1/2

4.

-7/(-12), 4/9, 11/24, -5/6

5.

4/9

6.

Positive

7.

16/20

8.

9/11

9.

Option A

10.

Negative

11.

-8

12.

-2/5

13.

-3/7, 9/(-83)

14.

-103/11

15.

Integers

16.

Yes

17.

1

18.

5/2

19.

15

20.

Show on the number line