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e) Calculaţi: (5/7+2/7)-6/8​

Răspuns :

Răspuns:

(7/7) -3/4

= 1-3/4

1/4= 0.25

Răspuns:

(5/7+2/7)-6/8

=7/7-6/8

=1-6/8

=1-3/4

=4-3/4

=1/4