RS Aggarwal Solutions for Class 7 Chapter 1 “Integer” – Integers are the set of whole numbers and their opposites. Whole numbers less than zero are called negative integers. The integer zero is neither positive nor negative and has no sign. Two integers are opposites if they are each the same distance away from zero but on opposite sides of the number line. In Class 7 and study the different properties satisfied by various operations on them. Likewise, the addition of integers, properties of addition of integers, subtraction of integers, properties of subtraction of integers, multiplication of integers, properties of multiplication of integers, division of integers, properties of a division of integers.