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CBSE Class 7 Maths Worksheet

Rational Numbers - Negative and positive rational numbers

1.
List 5 positive rational numbers.
2.
Which of the following rational numbers are positive? -8/7, 9/8, (-19)/(-13), (-21)/13
3.
Separate positive and negative rational numbers from the following rational numbers: (-5)/(-7), 12/(-5), 7/4, 13/(-9), 0, (-18)/(-7), (-95)/116, (-1)/(-9)
4.
Fill in the blanks: Every positive rational number is ______ than 0.
5.
Fill in the blanks: Every negative rational number is ________ than 0.
6.
Is 6 a positive number?
7.
Express 6/7 as a rational number with denominator -49
8.
Is the number 4/(-3) rational?
9.
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.
10.
Express 6/7 as a rational number with denominator -21
11.
Fill in the blanks: If both the numerator and denominator of a number are positive then it is called a _______ rational number.
12.
Express 6/7 as a rational number with denominator -14
13.
Express 4/5 as a rational number with numerator -20
14.
Express 6/7 as a rational number with denominator 70
15.
Express 4/5 as a rational number with numerator 24
16.
Express 4/5 as a rational number with numerator 16
17.
Fill in the blanks: A rational number p/q is positive if p and q both are either positive or _________.
18.
Fill in the blanks: A rational number is said to be in the _________ form if its denominator is positive integer, and numerator and denominator have no common factor other than 1.
19.
Which of the following rational numbers are negative? -3/7, (-5)/(-8), 9/(-83), (-115)/(-197)
20.
Express 4/5 as a rational number with numerator -36

CBSE Class 7 Maths Worksheet

Rational Numbers - Negative and positive rational numbers

Answers

1.
4/8, 2/9, 1/8, 5/17, 3/7
2.
9/8
3.
Positive = (-5)/(-7), 7/4, (-18)/(-7), (-1)/(-9); Negative = 12/(-5), 13/(-9), (-95)/116
4.
Greater
5.
Less
6.
Yes
7.
-42/(-49)
8.
Yes
9.
Integers
10.
-18/(-21)
11.
Positive
12.
-12/(-14)
13.
-20/(-25)
14.
60/70
15.
24/30
16.
16/20
17.
Negative
18.
Standard
19.
-3/7, 9/(-83)
20.
-36/(-40)

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