41
7/20 + 3/9 = 41/60
20/140 + 21/140 = 41/140
At 41. In other words... 10 plus 31 equals 41 !
15 + 41 + 23 = 79
5/6 + 7/8 = 20/24 + 21/24 = 41/24 or 117/245/6 + 7/8 = 20/24 + 21/24 = 41/24 or 117/245/6 + 7/8 = 20/24 + 21/24 = 41/24 or 117/245/6 + 7/8 = 20/24 + 21/24 = 41/24 or 117/24
.41 + 21.4 + 6.3 + 280 = 308.11
The answer is 41.
41
72 !
Instead of -25 plus - 16, think of it as -25 - 16. 25 mins 16 equals -41.
A = 4