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# 7/21 in its simplest form. Is it 3/7?

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917
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7/21 in its simplest form. Is it 3/7?

Jan 25, 2017

#1
+423
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no it's 3

Jan 25, 2017
#2
+109518
0

7/21 in its simplest form. Is it 3/7?

A division is the same a fraction.

To simplify a fraction you have to divide top and bottom by the same thing.

$$\frac{7}{21}=\frac{7\div7}{21\div 7}=\frac{1}{3}$$

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Jan 25, 2017