Question

qual resposta da questao 9

Answer 1

a)8×3/10×2= 24/20         =  6/5

b)8×2/10×1=16/10           =  8/5

c)8×6/10×4=48/40       =   6/5

d)8×5/10×25=40/250    =  4/25

e)8×8/10×10=64/100      = 16/25

f)8×7/10×22= 56/220    =14/55