1.
83 + 9 =
4
3
92
2
|
2.
63 – 55 =
3
8
1
2
|
3.
76 + 23 =
2
99
3
4
|
4.
72 + 22 =
94
4
3
2
|
5.
62 – 42 =
20
2
3
4
|
6.
24 – 23 =
3
2
1
4
|
7.
28 – 23 =
1
2
3
5
|
8.
7 + 21 =
3
28
2
4
|
9.
28 – 11 =
3
4
17
2
|
10.
51 + 30 =
81
2
4
3
|
11.
81 – 39 =
4
42
2
3
|
12.
24 + 18 =
4
2
42
3
|
13.
12 + 6 =
3
2
18
4
|
14.
55 + 8 =
63
4
2
3
|
15.
34 + 28 =
2
62
4
3
|
16.
39 + 33 =
4
72
3
2
|
17.
72 – 25 =
4
3
47
2
|
18.
20 + 23 =
4
43
2
3
|
19.
40 – 25 =
3
1
2
15
|
20.
52 + 42 =
2
3
4
94
|
1.
83 + 9 =
4
3
92
2
|
2.
63 – 55 =
3
8
1
2
|
3.
76 + 23 =
2
99
3
4
|
4.
72 + 22 =
94
4
3
2
|
5.
62 – 42 =
20
2
3
4
|
6.
24 – 23 =
3
2
1
4
|
7.
28 – 23 =
1
2
3
5
|
8.
7 + 21 =
3
28
2
4
|
9.
28 – 11 =
3
4
17
2
|
10.
51 + 30 =
81
2
4
3
|
11.
81 – 39 =
4
42
2
3
|
12.
24 + 18 =
4
2
42
3
|
13.
12 + 6 =
3
2
18
4
|
14.
55 + 8 =
63
4
2
3
|
15.
34 + 28 =
2
62
4
3
|
16.
39 + 33 =
4
72
3
2
|
17.
72 – 25 =
4
3
47
2
|
18.
20 + 23 =
4
43
2
3
|
19.
40 – 25 =
3
1
2
15
|
20.
52 + 42 =
2
3
4
94
|