divida as frações a)1/5:3/7= b)4/3:8/2= c)7/5:3/2= d)3/5:8/5= e)3/3:1/9= f)2/1:5/4= g)5/8:8/5= h)2/6:6/7= i)5/2:8/3= j)2/8:7/4= k)3/2:4/7= l)5/2:8/3=
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Explicação passo-a-passo:
a) 1/5×7/3=7/15
b) 4/3×2/8=8/24
c) 7/5×2/3=14/15
d) 3/5×5/8=15/40
e) 3/3×9/1=27/3=9
f) 2/1×4/5=8/5
g) 5/8×5/8=25/40
h) 2/6×7/6=14/36
i) 5/2×3/8=15/16
j) 2/8×4/7=8/56
k) 3/2×7/4=21/14
l) 5/2×3/8=15/16
Espero ter ajudado
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