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CBSE Class 7 Maths Worksheet

Introduction to rational numbers

1.
Fill in the blanks: The reciprocal of a negative rational number is always _________.
2.
Find the standard form of -63/210
3.
Give four rational numbers equivalent to 5/(-6)
4.
What is the reciprocal of -1/8?
5.
State true/false: The rational number 29/23 lies to the left of zero on the number line.
A) true B) false
6.
Write the numerator of (5)
7.
Fill in the blanks: Every positive rational number is ______ than 0.
8.
Express 4/5 as a rational number with numerator -36
9.
Fill in the blanks: The standard form of 55/(-99) is _____
10.
Write the denominator of (0)
11.
Are the rational numbers -8/28 and 28/49 are equal?
12.
Give four rational numbers equivalent to -4/7
13.
What is the standard form of -33/69 ?
14.
Fill in the blanks: The additive inverse of -4/5 is _____.
15.
Fill in the blanks: If 54/57 = x/95, then x = _______
16.
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.
17.
Fill in the blanks: 2/3 is ______ than 1/3
18.
What is the reciprocal of -4/5?
19.
Express the rational number to the lowest form: -36/180
20.
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

CBSE Class 7 Maths Worksheet

Introduction to rational numbers

Answers

1.
Negative
2.
-2/7
3.
10/(-12), 15/(-18), 20/(-24), 25/(-30)
4.
-8
5.
6.
5
7.
Greater
8.
-36/(-40)
9.
-5/9
10.
any non-zero integer
11.
No
12.
-8/14, -12/21, -16/28, -20/35
13.
-11/23
14.
4/5
15.
90
16.
Integers
17.
<
18.
-5/4
19.
-1/5
20.