Answers

2014-09-18T22:16:16+08:00
You multiply it the same way you multiply normal numbers. However, there's a twist. Basically, you count how big the decimal place in the decimal number is. Then you put the decimal place in your answer. For example:
  2.3
x2.3
=   69
 +46
=529 w/ 2 decimal places
=5.29
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2014-09-20T10:01:54+08:00
Just only multiply like a whole number. then count the number at the right side of decimal point.....
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