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154 multiply by 99

Dear student
We have154×99=154×100-1=154×100-154×1=15400-154=15246Note:a×b-c=ab-ac
Regards

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oh
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Ans = 154 X 99
       = 154 X (100-1)
       = (154 X 100) - (154 X 1)
      = 15400 - 154
      = 15246. Hope it helps. Thank you.
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