SQUARES AND SQUARE ROOTS OF NUMBERS

SQUARES AND SQUARE ROOTS OF NUMBERS (1- digit and 2 – digit numbers)   Example: 1: find 22 = 4 2 =( 2 x 2) + ( 4 x 4) = 4 + 16 = 20 Example 2: find 42 – 22 = (4×4) – (2 x 2) = 16 – 4 = 12 Example […]