Here is Multiplication Table of 15. You should learn it by heart to do quick maths.
15 x 1 = 15
15 x 2 = 30
15 x 3 = 45
15 x 4 = 60
15 x 5 = 75
15 x 6 = 90
15 x 7 = 105
15 x 8 = 120
15 x 9 = 135
15 x 10 =150
Also Read :-
Multiplication Tables 2 to 20
Multiplication Table of 13
Multiplication Table of 17
Table of 19
Multiplication Table of 14