Bonjour,
a) 180/108 = (36 x 5) / (36 x 3) = 5/3
13 650/1 785 = (105 x 130) / (105 x 17) = 130/17
b) 143/52 = (105 x 130) / (105 x 17) = 130/17
420/2 520 = (420 x 1) / (420 x 6) = 1/6.
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Bonjour,
a) 180/108 = (36 x 5) / (36 x 3) = 5/3
13 650/1 785 = (105 x 130) / (105 x 17) = 130/17
b) 143/52 = (105 x 130) / (105 x 17) = 130/17
420/2 520 = (420 x 1) / (420 x 6) = 1/6.