Question

Calculati. 8•6+7•7=
10•8-4•4=
7•8+7•4=
8•4-5•6=
8•8-5•7=
7•8+6•4=
8•9-6•8=
9•6+2•8=​

Answer 1

Răspuns:

1) 48+49=97

2)80-16=64

3) 56+28=84

4)32-30=2

5) 64-35=29

6)56+24=80

7)72-48=24

8)54+16=70

Answer 2

8•6+7•7=48+49=97
10•8+4•4=80+16=96
7•8+7•4=56+28=84
8•4-5•6=32-30=2
8•8-5•7=64-35=29
7•8+6•4=56+24=80
8•9-6•8=72-48=16
9•6+2•8=54+16=70