Răspuns :

Răspuns:

a)18/15-8/15=10/15=2/3

b)84+34-91/72=27/72=3/8

c)17/2×(57/24-11/8)-23/4=17/2×1-23/4=34/4-23/4=11/4

d)24/35

e)1intreg si 233/343

f)18/5×(27/35:81/7)=18/5×1/15=2/25

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