Условие:
1. 6*9
2. 9*5
3. 8*6
4. 8*9
5. 9*9
6. 36:9
7. 72:9
8. 32:4
9. 54:9
10. 56:8
11. 40:8
12. 100:5
13. 63:63
14. 700*10
15. 83*0
Решение:
\[\boxed{\mathbf{1.}}\]
\[6 \cdot 9 = 54\]
\[\boxed{\mathbf{2.}}\]
\[9 \cdot 5 = 45\]
\[\boxed{\mathbf{3.}}\]
\[8 \cdot 6 = 48\]
\[\boxed{\mathbf{4.}}\]
\[8 \cdot 9 = 72\]
\[\boxed{\mathbf{5.}}\]
\[9 \cdot 9 = 81\]
\[\boxed{\mathbf{6.}}\]
\[36\ :9 = 4\]
\[\boxed{\mathbf{7.}}\]
\[72\ :9 = 8\]
\[\boxed{\mathbf{8.}}\]
\[32\ :4 = 8\]
\[\boxed{\mathbf{9.}}\]
\[54\ :9 = 6\]
\[\boxed{\mathbf{10.}}\]
\[56\ :8 = 7\]
\[\boxed{\mathbf{11.}}\]
\[40\ :8 = 5\]
\[\boxed{\mathbf{12.}}\]
\[100\ :5 = 20\]
\[\boxed{\mathbf{13.}}\]
\[63\ :63 = 1\]
\[\boxed{\mathbf{14.}}\]
\[700 \cdot 10 = 7000\]
\[\boxed{\mathbf{15.}}\]
\[83 \cdot 0 = 0\]