Question

Реши удобным способом 9*(6+3), 8*(4+5)

Answer 1

1) 9×(6+3)=9×9=81

2) 8×(4+5)=8×9=72

Answer 2

9*(6+3)=81

6+3=9

9*9=81

8*(5+4)=72

5+4=9

9*8=