9 x 6 = 5454 x 4 = 216
9
9 times 7/10 = 63/10 or 6.3 as a decimal
72
80-9 = 71
9 ÷ 100 × 71 = 6.39
It is: 71/9 = 7 and 8/9
7 multiplyed by 4 equals 28
71
71/9
71
If you mean expression, then an expression is a math problem like 2 multiplyed by 2 or 9-2+3