60 + 17
77
12 + 70
82
100 - 40
60
90 - 80
10
75 - 30
45
35 + 80
115
66 + 50
115
53 + 70
123
110 - 60
50
13 + 80
93
5 + 7 + 8 =
20
17 + 6 + 7 =
30
30 - 5 -10 =
15
45 - 5 - 10 =
30
100 - 80 - 10 =
10
26 + 40 =
66
