|
1.
2 + 19 =
3
4
2
21
|
2.
2 + 83 =
4
3
85
2
|
3.
62 + 30 =
4
3
92
2
|
4.
11 – 11 =
2
3
4
0
|
|
5.
70 – 20 =
2
50
3
4
|
6.
48 – 41 =
7
1
2
3
|
7.
54 – 21 =
33
2
3
4
|
8.
70 – 58 =
12
3
2
1
|
|
9.
23 + 63 =
4
86
3
2
|
10.
20 – 3 =
4
17
2
3
|
11.
48 + 13 =
3
2
61
4
|
12.
83 + 14 =
2
4
3
97
|
|
13.
77 – 53 =
3
4
24
2
|
14.
14 – 10 =
4
1
2
3
|
15.
81 + 18 =
4
99
3
2
|
16.
61 – 7 =
4
2
3
54
|
|
17.
80 – 28 =
4
2
3
52
|
18.
31 – 16 =
3
1
2
15
|
19.
97 – 15 =
2
3
82
4
|
20.
8 – 4 =
2
3
4
1
|
|
1.
2 + 19 =
3
4
2
21
|
2.
2 + 83 =
4
3
85
2
|
3.
62 + 30 =
4
3
92
2
|
4.
11 – 11 =
2
3
4
0
|
|
5.
70 – 20 =
2
50
3
4
|
6.
48 – 41 =
7
1
2
3
|
7.
54 – 21 =
33
2
3
4
|
8.
70 – 58 =
12
3
2
1
|
|
9.
23 + 63 =
4
86
3
2
|
10.
20 – 3 =
4
17
2
3
|
11.
48 + 13 =
3
2
61
4
|
12.
83 + 14 =
2
4
3
97
|
|
13.
77 – 53 =
3
4
24
2
|
14.
14 – 10 =
4
1
2
3
|
15.
81 + 18 =
4
99
3
2
|
16.
61 – 7 =
4
2
3
54
|
|
17.
80 – 28 =
4
2
3
52
|
18.
31 – 16 =
3
1
2
15
|
19.
97 – 15 =
2
3
82
4
|
20.
8 – 4 =
2
3
4
1
|