1.
6 + 4 =
10
1
3
2
|
2.
16 + 4 =
2
4
20
3
|
3.
11 + 1 =
3
2
12
1
|
4.
15 + 5 =
20
3
4
2
|
5.
18 – 7 =
1
2
11
3
|
6.
13 + 4 =
2
3
17
4
|
7.
5 – 0 =
1
3
5
2
|
8.
5 + 13 =
3
18
4
2
|
9.
1 + 6 =
2
7
1
3
|
10.
7 – 5 =
3
1
2
4
|
11.
4 – 1 =
1
3
2
4
|
12.
17 – 10 =
3
1
2
7
|
13.
20 + 0 =
2
3
4
20
|
14.
5 – 0 =
1
2
3
5
|
15.
3 + 16 =
2
4
3
19
|
16.
12 + 4 =
3
16
4
2
|
17.
20 + 0 =
20
4
3
2
|
18.
17 – 5 =
12
2
1
3
|
19.
4 + 5 =
2
9
3
1
|
20.
9 – 1 =
2
1
3
8
|
1.
6 + 4 =
10
1
3
2
|
2.
16 + 4 =
2
4
20
3
|
3.
11 + 1 =
3
2
12
1
|
4.
15 + 5 =
20
3
4
2
|
5.
18 – 7 =
1
2
11
3
|
6.
13 + 4 =
2
3
17
4
|
7.
5 – 0 =
1
3
5
2
|
8.
5 + 13 =
3
18
4
2
|
9.
1 + 6 =
2
7
1
3
|
10.
7 – 5 =
3
1
2
4
|
11.
4 – 1 =
1
3
2
4
|
12.
17 – 10 =
3
1
2
7
|
13.
20 + 0 =
2
3
4
20
|
14.
5 – 0 =
1
2
3
5
|
15.
3 + 16 =
2
4
3
19
|
16.
12 + 4 =
3
16
4
2
|
17.
20 + 0 =
20
4
3
2
|
18.
17 – 5 =
12
2
1
3
|
19.
4 + 5 =
2
9
3
1
|
20.
9 – 1 =
2
1
3
8
|