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  1. Chapter 1 Class 7 Integers
  2. Serial order wise
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Example 1 Write down a pair of integers whose (a) sum is 3 3 & 0 3 + 0 = 3 1 & 2 1 + ( 2) = 1 2 = (1 + 2) = 3 2 & 5 2 + ( 5) = 2 5 = ( 2 + 5) = (5 2) 3 Example 1 Write down a pair of integers whose (b) difference is 5 5 & 0 5 0 = 5 2 & 3 2 (3) = 2 3 = (2 + 3) = 5 3 & 8 3 8 = ( 3 + 8) = (8 3) = 5 Example 1 Write down a pair of integers whose (c) difference is 2 2 & 0 2 0 = 2 5 & 3 5 3 = 2 1 & 1 1 ( 1) = 1 + 1 = 2 Example 1 Write down a pair of integers whose (d) sum is 0 2 & 2 2 + 2 = 0 20 & 20 20 + ( 20) = 20 20 = 0 9 & 9 = 9 + ( 9) = 9 9 = 0

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