-10 + 20 = 10 because you need 10 to get 0 and 10 more to get +10
You need to add 18 to negative 8 to get 10.
you need to add 10
you need to add 3/10 to 7/10 to get 10/10 or 1.
your expression is this... x + -10 = 2 x = 12 You need a 12 to add to -10 to get 2
15-10 = 5
10 - (-9) = 19
-10+11= 1
You add 10 to -7 to get 3.
10 percentto1.07=0.107 add this to 1.07 then the value=1.177
10
11
16