find the square of 986 by using the diagonal method
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5th digit = 4 + 3 + 4 = 11 (1 carry forward)
5th digit = 4 + 3 + 4 = 11 (1 carry forward)4th digit = 8 + 5 + 1 + 5 + 8 + 1 = 28 (2 carry forward)
5th digit = 4 + 3 + 4 = 11 (1 carry forward)4th digit = 8 + 5 + 1 + 5 + 8 + 1 = 28 (2 carry forward)3rd digit = 4 + 2 + 8 + 2 + 4 + 2 = 22 (2 carry forward)
5th digit = 4 + 3 + 4 = 11 (1 carry forward)4th digit = 8 + 5 + 1 + 5 + 8 + 1 = 28 (2 carry forward)3rd digit = 4 + 2 + 8 + 2 + 4 + 2 = 22 (2 carry forward)2nd digit = 7 + 4 + 7 + 2 = 20 (2 carry forward)
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