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G3opysy
a fost răspuns

Calculeaza in 2 moduri:
(3+4)×5
(7-2)×8

Răspuns :

(3+4)×5=7×5=35
(3+4)×5=(3×5)+(4×5)=15+20=35

(7-2)×8=5×8=40
7-2)×8=(7×8)-(2×8)=56-16=40
Baghera27
(3+4)×5

1.(3+4)×5=7×5=35
2.(3+4)×5=3×5+4×5=15+20=35

(7-2)×8

1.(7-2)×8=7×8-2×8=56-16=40
2.(7-2)×8=5×8=40

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