Supersnelle erbijsommen en erafsommen tot 20

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

Supersnelle erbijsommen en erafsommen tot 20
| ANTWOORDEN

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