2x3=
6
1+3=
4
4-3=
1
5x6=
30
23+9=
32
32-9
23
7x5=
35
64+14
78
88-44=
44
11x7=
77
43+76=
119
98-15=
83
15x5=
75
54+6=
60
143-53=
90
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