Explicație pas cu pas:
ღSalutare!ღ
•9×(8-6)=9×2=18
Sau
•9×(8-6)=9×8-9×6=72-54=18
•8×(7-2-3)=8×2=16
•8×(7-2-3)=8×7-8×2-8×3=56-16-24=16
•7×(9-5-2)=7×2=14
•7×(9-5-2)=7×9-7×5-7×2=63-35-14=14
Succes !!;)