Supersnelle sommen tot 20

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

Supersnelle sommen tot 20
| ANTWOORDEN

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