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(7×5)-(7×3=
(6×9)-(6×4=
(8×7)-(8×4=





Răspuns :

Răspuns:

1. 35-21=14

2. 54-24=30

3.56-24=32

Răspuns:

(7×5)=35 - 7×3=21 35 - 21 =14.

(6×9)=54-(6×4)=24. 54-24=30

(8×7)=56-(8×4)=32 54-32=22