18 + 9 = 27
-18
20+18+13+9=60
8 + 1 = 9 5 + 4 = 9 9 + 9 = 18 ( 8 + 1 + 5 + 4 = 18) The answer is 18.
18
9 plus 11 (20) plus 15 (35) plus 18 is equal to 53
18. 9 x 0 = 0 S0, 9 + 0 + 9 = 18
18 + 36 + 45 + 9 + 9 + 54 + 27 + 72 + 81 = 351
Equality
12 + 16 + 18 + 20 + 9 = 75
9 + 8 + 16 + 17 + 18 = 68
9 plus 9 is 18
True. 9 + 8 + 1= 18 and 9 + 1 + 8 =18.