How about: 9 times 9 = 81 or 81 times 1 = 81
81 times 7 or 7 times 81 equals 567
The number is three.
81 * 22 = 1,782
81/19 = 4.263 (approx).
81 x 58 = 4698
3 to the power of 4 = 81
how do you not know it is of course cos 9 times 9 equals to 81
3 times 3 times 9
It is: (81*9*64)+19 = 46,675
81 divided by 4 equals 20 with a remainder of 1.
Hf