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