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