|
1.
10 + 3 =
3
1
13
2
|
2.
31 + 13 =
4
44
2
3
|
3.
67 – 7 =
2
60
3
4
|
4.
51 – 31 =
3
2
4
20
|
|
5.
87 – 85 =
3
2
4
1
|
6.
48 – 13 =
4
3
2
35
|
7.
59 + 19 =
78
2
3
4
|
8.
40 + 47 =
2
87
3
4
|
|
9.
87 – 53 =
4
34
3
2
|
10.
88 + 5 =
3
4
93
2
|
11.
35 + 58 =
3
2
93
4
|
12.
31 + 64 =
4
95
2
3
|
|
13.
15 + 53 =
4
3
2
68
|
14.
63 – 2 =
61
4
3
2
|
15.
64 – 8 =
4
56
3
2
|
16.
48 – 5 =
4
43
3
2
|
|
17.
84 + 12 =
96
2
4
3
|
18.
17 + 48 =
65
4
2
3
|
19.
91 – 17 =
2
3
4
74
|
20.
70 + 6 =
2
4
76
3
|
|
1.
10 + 3 =
3
1
13
2
|
2.
31 + 13 =
4
44
2
3
|
3.
67 – 7 =
2
60
3
4
|
4.
51 – 31 =
3
2
4
20
|
|
5.
87 – 85 =
3
2
4
1
|
6.
48 – 13 =
4
3
2
35
|
7.
59 + 19 =
78
2
3
4
|
8.
40 + 47 =
2
87
3
4
|
|
9.
87 – 53 =
4
34
3
2
|
10.
88 + 5 =
3
4
93
2
|
11.
35 + 58 =
3
2
93
4
|
12.
31 + 64 =
4
95
2
3
|
|
13.
15 + 53 =
4
3
2
68
|
14.
63 – 2 =
61
4
3
2
|
15.
64 – 8 =
4
56
3
2
|
16.
48 – 5 =
4
43
3
2
|
|
17.
84 + 12 =
96
2
4
3
|
18.
17 + 48 =
65
4
2
3
|
19.
91 – 17 =
2
3
4
74
|
20.
70 + 6 =
2
4
76
3
|