Question

Transforma fiecare din exercițile de înmulțire a unui factor cu o suma / diferența :
2+6×3+6×5=
8×9-8×5-8×2=
3×7+4×7+2×7=
8×5-3×5-2×5=
6×9-2×9+3×9=

Answer 1

ex 1
2+3+3+3+3+3+3+5+5+5+5+5+5

Answer 2

1) 2+6+6+6+6+6+6+6+6=50
2)8+8+8+8+8+8+8+8+8-8+8+8+8+8-8+8=16
3)3+3+3+3+3+3+3+4+4+4+4+4+4+4+2+2+2+2+2+2+2=63
4)8+8+8+8+8-3+3+3+3+3-2+2+2+2+2=15
5)6+6+6+6+6+6+6+6+6-2+2+2+2+2+2+2+2+2+3+3+3+3+3+3+3+3+3=72
Asta e rezolvarea corecta,te asigur!