lToMiraJoneymineck lToMiraJoneymineck

30-10-2015
Mathematics

Answered

Erica used friendly numbers to find 43-19 she added 1 to 19 and subtracted 1 from 43 what is Erica's error

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monkeyash monkeyash

30-10-2015

42-20=22 ---- I'm pretty sure that's the answer you're looking for.

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jordan6 jordan6

31-10-2015

Her error was that she subtracted from the 43 when she should have added also to the 43 by 1 number. 44-20=24 hope this helps

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