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Results tagged with division
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user 5321
For questions regarding the arithmetical operation of division. For question specifically concerning the use of fractions, please consider the (fractions) tag.
6
votes
What are strategies that a 10-13 year old could use to convert 6/27 into decimal notation?
I prefer method 2, which has the student simplifying first. Even if the student doesn't know that $
\frac{1}{9} = 0.\overline{1}
$, the student can still divide 2.00 by 9.
If the student uses met …
- 8,062
23
votes
Dividing by zero
In third grade we taught division using repeated subtraction. To divide 6 by 2, subtract 2 until you get to 0. 6-2=4, 4-2=2, 2-2=0. It took 3 steps so 6÷2=3. … Teaching the concept of division this way is just the inverse of what we have done for multiplication. …
- 8,062