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2 Calculați: a)13/8+2/8-5/8
b) 1/5+5/13-3/14​


Răspuns :

Răspuns:

a)

13/8 + 2/8 - 5/8 =

(13 + 2 - 5) / 8 =

10/8 =

5/4

b)

1/5 + 5/13 - 3/14 =

(182 + 350 - 195) / 910 =

337/910