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calculeaza:
3,5+0,(3)-1,25=​


Răspuns :

3.5+0.(3)-1.25

transformam in fractii zecimale

=35/10+ 3/9 -125/100

=7/2+1/3+5/4

le aducem la același numitor

=(42+4+15)/12

=61/12

" / "= supra