# CBSE Class 7 Mathematics/Important Practice Problems/Chapter1: Integers

**Welcome to our class 7 Mathematics blog! Today, we’ll explore integers, which include positive numbers,negative numbers and zero. You will learn about their properties, basic operations and practical uses.**

**Answer the following:**

- Additive inverse of -15 is ——–

Answer: 15 - Fill in the blanks for (-85) + 50 —— 85 + (-50)

Answer: < - Find the product of (-2) x (-6) x (-1)

Answer: -12 - Write down a pair of negative integers whose sum is -9.

Answer: (-5) + (-4) - Write down a pair of integers whose sum is zero.

Answer: 6 + (-6) - Write down a pair of negative integers whose difference gives 6.

Answer: (-8) – (-14) = (-8) + 14 = 6 - Write down a negative integer and a positive integer whose difference is -5.

Answer: (-4) – (1) = (-4) + (-1) = -5 - Fill in the blanks: (-43) + —- = -43

Answer: 0 - Fill in the blanks: 23 + — = 0

Answer: -23 - Find the value of (-25) x (-4)

Answer: 100 - Fill in the blanks to make the following statements true: (-4) + (-2) = (-2) + —

Answer: (-4) - The number of integers between -3 and 3 is ——

Answer: -2, -1, 0, 1, 2 - Sum of (-20) and (-10) is ———–

Answer: -30 - (-64) divided by 8 is ——

Answer: -8 - 7 added to (-7) is ——-

Answer: 0 - Predecessor of -19 is ———–

Answer: -20 - Successor of -19 is ———

Answer: -18 - The product of (-34), 26 and 0 is ————

Answer: 0 - 25 divided by (-5) is ———

Answer: -5 - The reciprocal of -3 is ——-

Answer: -1/3