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