-10 + 3 =
-7
5/6 - 2/6 =
3/6
-3 ⋅ 9 =
-27
3/4 ⋅ 6/9 =
18/36
50 + -37 =
13
9/18 + 7/18 =
16/18
-7 ⋅ -8 =
56
y?
:(
-4 - -8 + 12 =
16
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