It is so very easy using your calculator. 18 + 14 = 32
18
They are: 18+14 = 32 and 18-14 = 4
74
130
Did you mean "What do you add to 4.18 to make 8?" If so, the answer is 3.82. If you meant 4/18, then the answer would be 7 and 14/18.
4 and - 18
46
They all add up to 70
If you add them, they equal 57.
You add -18... 18 + y = 32 18 + y + (-18) = 32 + (-18) y = 14
18 add 4 each time
12, 13, 14, 15, 16, 17, 18