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