add/sub
68 + 70?
what is 138
80 X 6?
what is 480
10 divided by 2
what is 5
68 + A =100
what is A = 32
2.1 + 8.9 = ?
what is 11.0
426 +74?
what is 500
210 X 10?
what is 2100
801 divided by 2
what is 400.5
10 X x = 420
8.5 + 8.5 = ?
what is 17.0
829 + 981?
what is 1810
238 X 11?
what is 2618
827 divided by 10?
what is 82.7
G - 100 = 572
what is G = 672
6.3 divided by 3 =
what is 2.3
4321 - 1234?
what is 3087
54 X 21?
what is 1134
420 divided by 8
what is 52.5
X x 2 = 854
26.7 + 10.8 = ?
what is 37.5
18287 + 1286?
what is 19573
74 X 29?
what is 2146
1 divided by 1?
G + 1 = 1
0.81841 + 0.18159
what is 1