10/7 + 2/20 + 7-4

Holger Brandt asked Sep 23, 2023

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11 votes

Holger Brandt asked Sep 23, 2023

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15 votes

$\frac{10} 7 + \frac 2{20} +7 - 4\\\\\\=(20(10)+7(2))/(140)+3\\\\\\=(200+14+140(3))/(140)\\\\\\=(634)/(140)\\\\\\=(317)/(70)$

Strat Aguilar answered Sep 27, 2023

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