Oefen de erbijsommen tot 20

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

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