1.
63 + 12 =
2
75
4
3
|
2.
35 + 11 =
4
46
2
3
|
3.
23 + 58 =
4
3
2
81
|
4.
71 – 19 =
3
52
2
4
|
5.
3 – 0 =
3
1
4
2
|
6.
26 + 65 =
4
2
91
3
|
7.
74 + 6 =
2
4
3
80
|
8.
53 – 10 =
3
4
43
2
|
9.
10 + 87 =
97
2
4
3
|
10.
100 – 64 =
3
4
2
36
|
11.
54 – 48 =
3
2
1
6
|
12.
36 + 47 =
3
4
2
83
|
13.
99 + 1 =
2
4
3
100
|
14.
8 + 79 =
2
4
87
3
|
15.
91 + 4 =
2
95
3
4
|
16.
58 + 38 =
3
2
96
4
|
17.
52 + 33 =
2
4
85
3
|
18.
5 + 23 =
2
28
4
3
|
19.
62 + 22 =
84
4
3
2
|
20.
73 – 7 =
66
4
2
3
|
1.
63 + 12 =
2
75
4
3
|
2.
35 + 11 =
4
46
2
3
|
3.
23 + 58 =
4
3
2
81
|
4.
71 – 19 =
3
52
2
4
|
5.
3 – 0 =
3
1
4
2
|
6.
26 + 65 =
4
2
91
3
|
7.
74 + 6 =
2
4
3
80
|
8.
53 – 10 =
3
4
43
2
|
9.
10 + 87 =
97
2
4
3
|
10.
100 – 64 =
3
4
2
36
|
11.
54 – 48 =
3
2
1
6
|
12.
36 + 47 =
3
4
2
83
|
13.
99 + 1 =
2
4
3
100
|
14.
8 + 79 =
2
4
87
3
|
15.
91 + 4 =
2
95
3
4
|
16.
58 + 38 =
3
2
96
4
|
17.
52 + 33 =
2
4
85
3
|
18.
5 + 23 =
2
28
4
3
|
19.
62 + 22 =
84
4
3
2
|
20.
73 – 7 =
66
4
2
3
|