Room 106 Grade 7 Blog!
Tuesday, October 18, 2011
multiplying by powes of ten
18x10= 180 greater than 1, the decimal moves to the right.
18x0.1=1.8 powers of 10 less then, the decimal moves to the left as many places as there are decimals.
1 comment:
Anonymous
October 19, 2011 at 1:27 PM
Good Example
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Good Example
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