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