Near 100 multiplication 4
Without using calculator, compute this:
Read more: Mental math tricks
This problem is part of the set Near 100 multiplication .
The answer is 9207.
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1 solution
9 3 × 9 9 = 9 3 × ( 1 0 0 − 1 ) = 9 3 × 1 0 0 − 9 3 × 1 = 9 3 0 0 − ( 1 0 0 − 7 ) = 9 3 0 0 − 1 0 0 + 7 = 9 2 0 0 + 7 = 9 2 0 3 .