1.
81 + 7 =
4
2
3
88
|
2.
68 – 28 =
2
40
4
3
|
3.
100 – 29 =
71
3
4
2
|
4.
74 + 15 =
89
2
4
3
|
5.
48 + 19 =
4
67
2
3
|
6.
44 – 28 =
3
2
4
16
|
7.
92 + 6 =
4
2
3
98
|
8.
84 – 5 =
79
3
4
2
|
9.
50 + 2 =
52
2
3
4
|
10.
59 + 14 =
73
3
4
2
|
11.
32 + 58 =
4
2
3
90
|
12.
63 – 36 =
4
3
27
2
|
13.
41 + 49 =
2
3
90
4
|
14.
17 – 15 =
4
2
1
3
|
15.
36 + 18 =
2
54
4
3
|
16.
43 + 29 =
4
3
2
72
|
17.
48 + 47 =
2
3
95
4
|
18.
99 + 0 =
4
3
2
99
|
19.
2 – 2 =
3
2
4
0
|
20.
75 – 59 =
2
16
3
4
|
1.
81 + 7 =
4
2
3
88
|
2.
68 – 28 =
2
40
4
3
|
3.
100 – 29 =
71
3
4
2
|
4.
74 + 15 =
89
2
4
3
|
5.
48 + 19 =
4
67
2
3
|
6.
44 – 28 =
3
2
4
16
|
7.
92 + 6 =
4
2
3
98
|
8.
84 – 5 =
79
3
4
2
|
9.
50 + 2 =
52
2
3
4
|
10.
59 + 14 =
73
3
4
2
|
11.
32 + 58 =
4
2
3
90
|
12.
63 – 36 =
4
3
27
2
|
13.
41 + 49 =
2
3
90
4
|
14.
17 – 15 =
4
2
1
3
|
15.
36 + 18 =
2
54
4
3
|
16.
43 + 29 =
4
3
2
72
|
17.
48 + 47 =
2
3
95
4
|
18.
99 + 0 =
4
3
2
99
|
19.
2 – 2 =
3
2
4
0
|
20.
75 – 59 =
2
16
3
4
|