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Leyla111
a fost răspuns

Calculeaza in doua moduri:655×(105-90+70). (654+135-237):3

Răspuns :

Delta111
655×(105-90+70)
655×(15+70)
655×85=55675

(105-90+70)×655=

(654+135-237):3=
(789-237):3=
552:3=184

3:(654+135-237)
a)1.655(105-90+70)=
655(15+70)=
655×85=
55675
2.655×105-655×90+655×70=
68775-58950+45850=55675
b)1.(654+135-237):3=
(789-237):3=
552:3=
184
2.654:3+135:3-237:3=
218+45-79=
263-79=
184

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