Give a example of when you would use the friendly numbers strategy to subtract. explain why

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asked Jul 22, 2017 93.2k views

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Pardahlman · Answer 1 · 2017-07-28T01:55:24+0000

This is because, when you're in the real world, you don't always have pen and paper with you, so using friendly numbers like 10, would make it much easier for you to subtract.

Give a example of when you would use the friendly numbers strategy to subtract. explain why

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