indique 3 frações equivalente a 9/3,5/8,9/11,12/5
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a) 9/3 18/6 3/1 27/9
b) 5/8 10/16 15/24 20/32
c)9/11 18/22 27/33 36/44
d)12/5 24/10 36/15 48/20
b) 5/8 10/16 15/24 20/32
c)9/11 18/22 27/33 36/44
d)12/5 24/10 36/15 48/20
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9/3 = 18/6 , 27/9, 36/12
5/8 = 10/16, 15/24, 20/32
9/11 = 18/22, 27/33/ 36/44
12/5 = 24/10, 36/15, 48/20
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