Answers

2014-08-16T14:40:51+08:00
Make the whole number a fraction by putting a number one under it.
then multiply as is.

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2014-08-16T15:14:07+08:00
Multiplying requires you to change whole numbers to fraction, where  \frac{n}{1} , where n ≠ 0. Multiply it as is.
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