Subtraction
35-29=
6
12-9=
3
56-12=
44
56-12=
44
65+13=
78
65-32=
33
75-56=
19
89-29=
60
45-35=
10
78+12=
90
89-19=
70
98-49=
49
59-45=
14
87-56=
31
13+13=
26
98-65
33
32-9=
23
76-39=
37
67-45=
22
78+10=
88
43-29=
14
99-86=
13
98-76=
22
98-87=
11
67+13=
80