Reken de erbijsom tot 20 uit

Erbijsommen
1.
9 + 3 =
2.
20 + 0 =
3.
17 + 3 =
4.
4 + 1 =
5.
9 + 1 =
6.
3 + 0 =
7.
9 + 10 =
8.
14 + 4 =
9.
2 + 18 =
10.
9 + 2 =
11.
9 + 0 =
12.
3 + 9 =
13.
6 + 10 =
14.
20 + 0 =
15.
18 + 0 =
16.
6 + 14 =
17.
16 + 0 =
18.
6 + 5 =
19.
16 + 4 =
20.
9 + 3 =
21.
1 + 13 =
22.
16 + 3 =
23.
11 + 0 =
24.
4 + 9 =
25.
3 + 11 =
26.
8 + 5 =
27.
16 + 4 =
28.
6 + 12 =
29.
9 + 8 =
30.
1 + 7 =
31.
7 + 9 =
32.
14 + 0 =
33.
2 + 6 =
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Reken de erbijsom tot 20 uit
| ANTWOORDEN

Erbijsommen
1.
9 + 3 =
12
2.
20 + 0 =
20
3.
17 + 3 =
20
4.
4 + 1 =
5
5.
9 + 1 =
10
6.
3 + 0 =
3
7.
9 + 10 =
19
8.
14 + 4 =
18
9.
2 + 18 =
20
10.
9 + 2 =
11
11.
9 + 0 =
9
12.
3 + 9 =
12
13.
6 + 10 =
16
14.
20 + 0 =
20
15.
18 + 0 =
18
16.
6 + 14 =
20
17.
16 + 0 =
16
18.
6 + 5 =
11
19.
16 + 4 =
20
20.
9 + 3 =
12
21.
1 + 13 =
14
22.
16 + 3 =
19
23.
11 + 0 =
11
24.
4 + 9 =
13
25.
3 + 11 =
14
26.
8 + 5 =
13
27.
16 + 4 =
20
28.
6 + 12 =
18
29.
9 + 8 =
17
30.
1 + 7 =
8
31.
7 + 9 =
16
32.
14 + 0 =
14
33.
2 + 6 =
8
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen