1.efectuaţi vă rog ajutaţi
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Răspuns:
a)3/5:6/7=3/5×7/6=21/30
b)1/6:7/12=1/6×12/7=12/42
c)1/3:2/9=1/3×9/2=9/6
d)1/9:1/7=1/9×7/1=7/9
e)7/1:7/3=7/1×3/7=21/7
f)5/8:2/3=5/8×3/2=15/16
g)7/9:1/3=7/9×3/1=21/9
h)5/8:1/2=5/8×2/1=10/8
Coroana????