1.
42 – 13 =
2
29
3
4
|
2.
86 – 66 =
2
3
20
4
|
3.
86 + 9 =
4
2
95
3
|
4.
47 – 15 =
3
32
2
4
|
5.
88 – 83 =
3
1
2
5
|
6.
75 – 11 =
3
4
2
64
|
7.
64 – 35 =
29
4
2
3
|
8.
41 – 30 =
2
11
3
1
|
9.
52 – 4 =
48
3
4
2
|
10.
8 – 0 =
8
1
3
2
|
11.
38 – 23 =
15
1
2
3
|
12.
87 + 4 =
4
3
91
2
|
13.
83 + 3 =
2
4
3
86
|
14.
89 – 85 =
3
1
2
4
|
15.
49 + 37 =
2
4
86
3
|
16.
18 – 18 =
0
3
2
4
|
17.
54 – 15 =
39
2
4
3
|
18.
21 – 8 =
3
2
1
13
|
19.
53 – 13 =
40
3
2
4
|
20.
3 + 75 =
4
78
2
3
|
1.
42 – 13 =
2
29
3
4
|
2.
86 – 66 =
2
3
20
4
|
3.
86 + 9 =
4
2
95
3
|
4.
47 – 15 =
3
32
2
4
|
5.
88 – 83 =
3
1
2
5
|
6.
75 – 11 =
3
4
2
64
|
7.
64 – 35 =
29
4
2
3
|
8.
41 – 30 =
2
11
3
1
|
9.
52 – 4 =
48
3
4
2
|
10.
8 – 0 =
8
1
3
2
|
11.
38 – 23 =
15
1
2
3
|
12.
87 + 4 =
4
3
91
2
|
13.
83 + 3 =
2
4
3
86
|
14.
89 – 85 =
3
1
2
4
|
15.
49 + 37 =
2
4
86
3
|
16.
18 – 18 =
0
3
2
4
|
17.
54 – 15 =
39
2
4
3
|
18.
21 – 8 =
3
2
1
13
|
19.
53 – 13 =
40
3
2
4
|
20.
3 + 75 =
4
78
2
3
|