5+4
9
1+2
3
14-2
12
18-8
10
90+5
95
10+4
14
14+2
16
23-2
21
27-7
20
12+8
15+10
25
70+23
93
67-5
62
59-4
55
83+3
86
40+23
63
100+23
123
78-3
75
99-8
91
99+1
100
50+44
94
500+200
700
109-7
102
400-200
200
500+400
900
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