Addition
5 + 5 = X
X = 10
100 - 25 = X
X = 75
8 x 8 = X
X = 64
5/5 = X
X = 1
5 x 3 = X
X= 15
60 + 231 = X
X = 291
500 - 200 = X
X = 300
100 x 5 = X
X = 500
1/2 - 1/2 = X
X = 2/2 or 1
121 - 18 = X
X = 103
2467 + 3,002 = X
X = 5,469
345 -126 = x
219
9 x 7 = X
X = 63
1/2 + 3 = X
X = 7/2
9 x 4 = x
36
6,450 + 650 = X
7100
6,450 - 345 = X
X = 6,105
7 x 4 = X
X = 28
10/3 - 5/3 - 3/3 =
X = 2/3
12 x 12 = X
X = 144
100 +275 +47 = X
X = 422
247 - 89 = X
X = 158
6 x 4 = x
24
1/6 + 2/3 = X
X = 5/6
9 x 9 = X
X = 81