use mental math and a pattern to find the product of 70*300

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14-08-2014
Mathematics

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use mental math and a pattern to find the product of 70*300

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Аноним Аноним · Answer 1 · 2014-08-14T21:19:06-04:00

Аноним Аноним

14-08-2014

70*300

=70(100+100+100)

=7,000+7,000+7,000

=21,000

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Аноним Аноним · Answer 2 · 2014-08-14T22:41:24-04:00

Аноним Аноним

14-08-2014

7*3
21000

First take away the zeros. Then Multiply 7 and 3 which is 21. Then add how many zeros there are. In this case there are three. So your answer is 2100.

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