CECILEBLARY73
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A=2/3+1/6 B=7/8-3/4 C=1/5+1/10+1/20 merci a ceux sui m aiderons​

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VINS

bonjour

A = 2/3 + 1/6

A = 4/6 + 1/6 = 5 /6

B = 7/8 - 6/8 =  1 /8

C =  4/20 + 2/20 + 1/20 = 7/20