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July 30, 2015

Homework Help: math

Posted by lucy on Tuesday, May 10, 2011 at 4:30pm.

What is the formula for finding these??

1. 30 % of 90

2. 70 is 10 % of what?

3. 4/10 of 30

4. change 2/8 to a percent

Please help me with these formulas! Thanks!

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