13-10-2015
Mathematics

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Ella has 50 stacks of 10 pennies in each stack. Describe how to find how many pennies Ella has in all.

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porsche911 porsche911

13-10-2015

There is an easy way, 50.10=500. If there are 50 stack; there is total 10+10+10+ ... +10=50.10=500 p .

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14-10-2015

You just could get 50 time 10 =500

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