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a fost răspuns

Calculează:a)1 1/2:3/4=
b)6:2/3=
c)4/5:10=
d)1 1/7:9=
e)2/3:2/4:2/5=
f)4:(4/7:2/7)=
g)(2/3:1 1/3) :1/3=
h)(1 1/5:1 1/6):(1 2/5:1 5/6)=

Dau coroana