Answer :

The answer is 81
9*9=81
To check, you divide 81 by 9 which=9
9 × 9 = 81
 In order to find your answer, you need to start counting by 9's:
This is the 9's times table:
9 × 1 = 9
9 × 2 = 18
9 × 3 = 27
9 × 4 = 36
9 × 5 = 45                  I hope this really help you with your 9's table.
9 × 6 = 54
9 × 7 = 63
9 × 8 = 72
9 × 9 = 81 
9 × 10 = 90
9 × 11 = 99
9 × 12 = 108