1.
19 + 28 =
3
47
2
4
|
2.
86 – 6 =
80
3
4
2
|
3.
39 + 33 =
2
72
4
3
|
4.
30 – 30 =
3
0
4
2
|
5.
70 – 1 =
2
69
3
4
|
6.
63 – 15 =
4
48
2
3
|
7.
69 + 26 =
2
4
3
95
|
8.
64 + 5 =
2
69
3
4
|
9.
8 + 39 =
47
4
2
3
|
10.
60 + 17 =
4
77
3
2
|
11.
77 – 68 =
9
2
3
1
|
12.
74 + 3 =
4
2
3
77
|
13.
96 + 1 =
4
2
3
97
|
14.
42 + 57 =
2
99
3
4
|
15.
15 + 27 =
2
3
42
4
|
16.
99 – 36 =
63
4
2
3
|
17.
2 – 1 =
1
2
3
4
|
18.
48 + 45 =
3
2
93
4
|
19.
16 + 19 =
4
3
35
2
|
20.
27 – 19 =
3
1
2
8
|
1.
19 + 28 =
3
47
2
4
|
2.
86 – 6 =
80
3
4
2
|
3.
39 + 33 =
2
72
4
3
|
4.
30 – 30 =
3
0
4
2
|
5.
70 – 1 =
2
69
3
4
|
6.
63 – 15 =
4
48
2
3
|
7.
69 + 26 =
2
4
3
95
|
8.
64 + 5 =
2
69
3
4
|
9.
8 + 39 =
47
4
2
3
|
10.
60 + 17 =
4
77
3
2
|
11.
77 – 68 =
9
2
3
1
|
12.
74 + 3 =
4
2
3
77
|
13.
96 + 1 =
4
2
3
97
|
14.
42 + 57 =
2
99
3
4
|
15.
15 + 27 =
2
3
42
4
|
16.
99 – 36 =
63
4
2
3
|
17.
2 – 1 =
1
2
3
4
|
18.
48 + 45 =
3
2
93
4
|
19.
16 + 19 =
4
3
35
2
|
20.
27 – 19 =
3
1
2
8
|