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Subtraction up to 20 practice
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14 - 10 =
4
Oops!
Okay!
20 - 16 =
4
Oops!
Okay!
16 - 3 =
13
Oops!
Okay!
18 - 11 =
7
Oops!
Okay!
12 - 4 =
8
Oops!
Okay!
15 - 1 =
14
Oops!
Okay!
16 - 7 =
9
Oops!
Okay!
18 - 16 =
2
Oops!
Okay!
19 - 13 =
6
Oops!
Okay!
15 - 9 =
6
Oops!
Okay!
16 - 1 =
15
Oops!
Okay!
12 - 9 =
3
Oops!
Okay!
19 - 18 =
1
Oops!
Okay!
13 - 5 =
8
Oops!
Okay!
16 - 4 =
12
Oops!
Okay!
17 - 11 =
6
Oops!
Okay!
18 - 8 =
10
Oops!
Okay!
20 - 19 =
1
Oops!
Okay!
18 - 15 =
3
Oops!
Okay!
16 - 6 =
10
Oops!
Okay!
11 - 9 =
2
Oops!
Okay!
16 - 15 =
1
Oops!
Okay!
16 - 11 =
5
Oops!
Okay!
19 - 14 =
5
Oops!
Okay!
15 - 14 =
1
Oops!
Okay!
19 - 10 =
9
Oops!
Okay!
18 - 1 =
17
Oops!
Okay!
12 - 10 =
2
Oops!
Okay!
14 - 2 =
12
Oops!
Okay!
13 - 6 =
7
Oops!
Okay!
17 - 4 =
13
Oops!
Okay!
17 - 15 =
2
Oops!
Okay!
20 - 18 =
2
Oops!
Okay!
11 - 2 =
9
Oops!
Okay!
17 - 14 =
3
Oops!
Okay!
19 - 10 =
9
Oops!
Okay!
12 - 7 =
5
Oops!
Okay!
16 - 9 =
7
Oops!
Okay!
11 - 10 =
1
Oops!
Okay!
14 - 11 =
3
Oops!
Okay!
13 - 7 =
6
Oops!
Okay!
20 - 13 =
7
Oops!
Okay!
17 - 10 =
7
Oops!
Okay!
15 - 3 =
12
Oops!
Okay!
17 - 1 =
16
Oops!
Okay!
19 - 5 =
14
Oops!
Okay!
20 - 14 =
6
Oops!
Okay!
15 - 12 =
3
Oops!
Okay!
13 - 3 =
10
Oops!
Okay!
17 - 5 =
12
Oops!
Okay!
19 - 2 =
17
Oops!
Okay!
17 - 16 =
1
Oops!
Okay!
16 - 8 =
8
Oops!
Okay!
20 - 12 =
8
Oops!
Okay!
19 - 12 =
7
Oops!
Okay!
18 - 10 =
8
Oops!
Okay!
18 - 13 =
5
Oops!
Okay!
15 - 2 =
13
Oops!
Okay!
12 - 3 =
9
Oops!
Okay!
12 - 1 =
11
Oops!
Okay!
14 - 1 =
13
Oops!
Okay!
12 - 11 =
1
Oops!
Okay!
13 - 12 =
1
Oops!
Okay!
14 - 8 =
6
Oops!
Okay!
18 - 3 =
15
Oops!
Okay!
13 - 9 =
4
Oops!
Okay!
14 - 6 =
8
Oops!
Okay!
19 - 6 =
13
Oops!
Okay!
19 - 18 =
1
Oops!
Okay!
16 - 5 =
11
Oops!
Okay!
20 - 5 =
15
Oops!
Okay!
18 - 2 =
16
Oops!
Okay!
18 - 5 =
13
Oops!
Okay!
19 - 16 =
3
Oops!
Okay!
11 - 3 =
8
Oops!
Okay!
12 - 6 =
6
Oops!
Okay!
13 - 10 =
3
Oops!
Okay!
19 - 3 =
16
Oops!
Okay!
14 - 7 =
7
Oops!
Okay!
16 -14 =
2
Oops!
Okay!
13 - 1 =
12
Oops!
Okay!
19 - 15 =
4
Oops!
Okay!
15 - 7 =
8
Oops!
Okay!
18 - 7 =
11
Oops!
Okay!
18 - 4 =
14
Oops!
Okay!
17 - 13 =
4
Oops!
Okay!
16 - 10 =
6
Oops!
Okay!
20 - 17 =
3
Oops!
Okay!
18 - 9 =
9
Oops!
Okay!
18 - 6 =
12
Oops!
Okay!
11 - 1 =
10
Oops!
Okay!
16 - 12 =
4
Oops!
Okay!
20 - 9 =
11
Oops!
Okay!
14 - 5 =
9
Oops!
Okay!
19 - 8 =
11
Oops!
Okay!
18 - 12 =
6
Oops!
Okay!
20 - 3 =
17
Oops!
Okay!
11 - 5 =
6
Oops!
Okay!
19 - 7 =
8
Oops!
Okay!
15 - 6 =
9
Oops!
Okay!
15 - 4 =
11
Oops!
Okay!
14 - 13 =
1
Oops!
Okay!
11 - 7 =
4
Oops!
Okay!
13 - 8 =
5
Oops!
Okay!
15 - 8 =
7
Oops!
Okay!
15 - 5 =
10
Oops!
Okay!
20 - 10 =
10
Oops!
Okay!
20 - 15 =
5
Oops!
Okay!
19 - 4 =
5
Oops!
Okay!
19 - 17 =
2
Oops!
Okay!
14 - 3 =
11
Oops!
Okay!
11 - 8 =
3
Oops!
Okay!
16 - 2 =
14
Oops!
Okay!
15 - 13 =
2
Oops!
Okay!
17 - 6 =
11
Oops!
Okay!
20 - 4 =
16
Oops!
Okay!
20 - 1 =
19
Oops!
Okay!
18 - 17 =
1
Oops!
Okay!
11 - 2 =
9
Oops!
Okay!
15 - 10 =
5
Oops!
Okay!
20 - 11 =
9
Oops!
Okay!
18 - 14 =
4
Oops!
Okay!
11 - 6 =
5
Oops!
Okay!
20 - 6 =
14
Oops!
Okay!
14 - 9 =
5
Oops!
Okay!
12 - 8 =
4
Oops!
Okay!
14 - 12 =
2
Oops!
Okay!
16 - 13 =
3
Oops!
Okay!
13 - 2 =
11
Oops!
Okay!
12 - 5 =
7
Oops!
Okay!
12 - 2 =
10
Oops!
Okay!
13 - 4 =
9
Oops!
Okay!
13 - 11 =
2
Oops!
Okay!
11 - 4 =
7
Oops!
Okay!
17 - 7 =
10
Oops!
Okay!
19 - 11 =
8
Oops!
Okay!
15 - 11 =
4
Oops!
Okay!
17 - 9 =
8
Oops!
Okay!
14 - 4 =
10
Oops!
Okay!
20 - 7 =
13
Oops!
Okay!
17 - 2 =
15
Oops!
Okay!
20 - 2 =
18
Oops!
Okay!
17 - 12 =
5
Oops!
Okay!
20 - 8 =
12
Oops!
Okay!
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