What is 4 times 9?

1x9=9

2x9=18

3x9=27

4x9=36

5x9=45

6x9=54

7x9=63

8x9=72

9x9=81

10x9=90

11x9=99

12x9=108

 

You're gonna need too memorize at least up to 11x9, kid.