|
1.
98 + 0 =
3
4
2
98
|
2.
80 + 20 =
2
100
4
3
|
3.
41 – 32 =
2
3
1
9
|
4.
6 – 3 =
3
4
2
1
|
|
5.
54 – 37 =
17
4
2
3
|
6.
20 – 0 =
20
2
3
4
|
7.
16 – 5 =
1
3
11
2
|
8.
11 + 31 =
4
2
3
42
|
|
9.
20 + 58 =
4
2
3
78
|
10.
13 + 87 =
100
3
4
2
|
11.
92 – 11 =
4
3
81
2
|
12.
39 + 36 =
75
4
2
3
|
|
13.
21 + 44 =
2
4
3
65
|
14.
88 – 21 =
67
3
2
4
|
15.
78 + 0 =
2
3
78
4
|
16.
77 + 8 =
2
3
85
4
|
|
17.
3 – 1 =
2
3
1
4
|
18.
33 + 58 =
2
91
4
3
|
19.
55 – 20 =
2
4
35
3
|
20.
43 – 38 =
5
2
3
1
|
|
1.
98 + 0 =
3
4
2
98
|
2.
80 + 20 =
2
100
4
3
|
3.
41 – 32 =
2
3
1
9
|
4.
6 – 3 =
3
4
2
1
|
|
5.
54 – 37 =
17
4
2
3
|
6.
20 – 0 =
20
2
3
4
|
7.
16 – 5 =
1
3
11
2
|
8.
11 + 31 =
4
2
3
42
|
|
9.
20 + 58 =
4
2
3
78
|
10.
13 + 87 =
100
3
4
2
|
11.
92 – 11 =
4
3
81
2
|
12.
39 + 36 =
75
4
2
3
|
|
13.
21 + 44 =
2
4
3
65
|
14.
88 – 21 =
67
3
2
4
|
15.
78 + 0 =
2
3
78
4
|
16.
77 + 8 =
2
3
85
4
|
|
17.
3 – 1 =
2
3
1
4
|
18.
33 + 58 =
2
91
4
3
|
19.
55 – 20 =
2
4
35
3
|
20.
43 – 38 =
5
2
3
1
|