Compute the following in your head:(i) 672 − 332(ii) 1232 − 1222(i – InterviewSolution

InterviewSolution

1.

Compute the following in your head:(i) 672 − 332(ii) 1232 − 1222(iii) (iv) 0.272 − 0.232

Answer»

Compute the following in your head:

(i) 67² − 33²

(ii) 123² − 122²

(iii)

(iv) 0.27² − 0.23²

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