Lwindubs21 Lwindubs21
  • 20-07-2016
  • Mathematics
contestada

what is 2/7 ÷ 4/21 fully reduced

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Mehek
Mehek Mehek
  • 20-07-2016
When dividing fractions, you flip the second fraction and multiply

[tex]\dfrac{2}{7} \div \dfrac{4}{21}~becomes~\dfrac{2}{7}*\dfrac{21}{4}[/tex]

Next, we multiply:

[tex]\dfrac{2}{7}*\dfrac{21}{4}=\dfrac{42}{28} = \dfrac{21}{14}= 1 \dfrac{1}{2} [/tex]
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juahh
juahh juahh
  • 21-07-2016
2/7 times 21/4= 42/28=6/4=3/2=1.5
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