|
1.
1 – 1 =
0
3
4
2
|
2.
60 + 8 =
2
4
3
68
|
3.
83 – 46 =
3
37
2
4
|
4.
31 – 29 =
1
4
3
2
|
|
5.
31 – 22 =
9
1
2
3
|
6.
5 + 30 =
35
2
4
3
|
7.
11 + 4 =
1
15
3
2
|
8.
7 – 6 =
2
4
1
3
|
|
9.
46 + 48 =
4
3
94
2
|
10.
8 – 4 =
2
1
3
4
|
11.
56 + 4 =
3
60
2
4
|
12.
5 + 43 =
2
48
4
3
|
|
13.
12 + 71 =
4
2
83
3
|
14.
91 – 27 =
4
64
2
3
|
15.
67 – 65 =
3
4
2
1
|
16.
38 + 42 =
80
4
2
3
|
|
17.
13 – 5 =
3
8
1
2
|
18.
89 + 11 =
2
100
3
4
|
19.
74 + 21 =
3
95
4
2
|
20.
24 + 4 =
28
4
2
3
|
|
1.
1 – 1 =
0
3
4
2
|
2.
60 + 8 =
2
4
3
68
|
3.
83 – 46 =
3
37
2
4
|
4.
31 – 29 =
1
4
3
2
|
|
5.
31 – 22 =
9
1
2
3
|
6.
5 + 30 =
35
2
4
3
|
7.
11 + 4 =
1
15
3
2
|
8.
7 – 6 =
2
4
1
3
|
|
9.
46 + 48 =
4
3
94
2
|
10.
8 – 4 =
2
1
3
4
|
11.
56 + 4 =
3
60
2
4
|
12.
5 + 43 =
2
48
4
3
|
|
13.
12 + 71 =
4
2
83
3
|
14.
91 – 27 =
4
64
2
3
|
15.
67 – 65 =
3
4
2
1
|
16.
38 + 42 =
80
4
2
3
|
|
17.
13 – 5 =
3
8
1
2
|
18.
89 + 11 =
2
100
3
4
|
19.
74 + 21 =
3
95
4
2
|
20.
24 + 4 =
28
4
2
3
|