Question

scrie toate operatiunile de inmultire si de impartire care se pot face cu ajutorul numerelor .7,63,9,23,1,8,9,72,0,9.

Answer 1

1×7=7
7×1=7
7:1=7
9×7=63
7×9=63
63:7=9
63:9=7
3×3=9
9:3=3
23×1=23
1×23=23
23:1=23
1×1=1
1:1=1
2×4=8
4×2=8
8:2=4
8:4=2
8×9=72
9×8=72
72:8=9
72:9=8

Answer 2

$n \div 1 = n$
$n \times 1 = n$
7•1=7
7:1=7
63•7=441
63:1=63
63•1=63
63:9=7
63•9=567
72÷9=8
72•0=0
72:0=0
72:8=9
72:1=72
72•1=71
72•8=576
7•7=49
7:7=1
9:3=3
9•3=27
2•4=8
2÷2=1