CBSE Class 7 Mathematics Integers Assignment Set B

Q 1: Write a pair of integers whose product is -12 and there lies seven integers between them (excluding the given integers).

Q 2: Evaluate the following, using suitable property:

I. 53 x (-9) – (-109) x 53

II. 98 x 100 + (-98) x 205

Q 3: If # is an operation such that for integers ‘a’ and ‘b’ we have a # b = a x b + (a x a +b), then find:

I. (-3 ) # (5)

II. (-5) # (-7)

Q 4: Taking today as zero on the number line, if the day before yesterday is 5 January, what is the date 3 days after tomorrow.

Q5: Write true or false :

I. Product of two negative integers is a negative integer.

II. The sum of an integer and its additive inverse is zero.

III. If a, b, c are integers then a x (b-c) = a x b – a x c .

IV. (-1) is the multiplicative identity of integers.

V. The reciprocal of zero does not exist.

Q6: Fill in the blanks:

I. ____________ is the multiplicative identity for integers.

II. _________ x (-1) = 45

III. (-9) x (-5) x 6 x (-3) = ______

IV. (-43) x 9 + 9 – 5 = ________

V. (-95) ÷ (-5) = _________

Q7: Show that the commutative property does not hold good for division of integers (by taking any two integers).

Q8: Simplify: 10 x (-16) – (-8) ÷ 2 – (- 14) ÷ 2 – 5 x 3

Please click the link below to download CBSE Class 7 Mathematics Integers Assignment Set B