Supersnelle sommen tot 50

Erbijsommen
1.
40
+
0
=
25
30
20
40
2.
40
+
5
=
45
25
35
40
3.
40
+
0
=
35
20
30
40
4.
35
+
0
=
30
25
35
45
5.
25
+
20
=
30
35
45
40
6.
20
+
5
=
35
20
30
25
7.
50
+
0
=
50
45
30
40
8.
30
+
0
=
35
30
40
25
9.
40
+
0
=
20
30
40
35
10.
50
+
0
=
35
45
50
40
11.
45
+
0
=
30
25
45
35
12.
50
+
0
=
30
40
45
50
13.
5
+
0
=
15
5
10
20
14.
45
+
5
=
50
35
45
40
15.
30
+
10
=
20
40
25
30
16.
10
+
5
=
10
15
25
5
17.
50
+
0
=
30
35
45
50
18.
30
+
5
=
35
30
25
45
19.
35
+
5
=
40
30
35
25
20.
30
+
15
=
40
35
25
45
21.
35
+
5
=
20
40
30
25
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Supersnelle sommen tot 50
| ANTWOORDEN

Erbijsommen
1.
40
+
0
=
25
30
20
40
2.
40
+
5
=
45
25
35
40
3.
40
+
0
=
35
20
30
40
4.
35
+
0
=
30
25
35
45
5.
25
+
20
=
30
35
45
40
6.
20
+
5
=
35
20
30
25
7.
50
+
0
=
50
45
30
40
8.
30
+
0
=
35
30
40
25
9.
40
+
0
=
20
30
40
35
10.
50
+
0
=
35
45
50
40
11.
45
+
0
=
30
25
45
35
12.
50
+
0
=
30
40
45
50
13.
5
+
0
=
15
5
10
20
14.
45
+
5
=
50
35
45
40
15.
30
+
10
=
20
40
25
30
16.
10
+
5
=
10
15
25
5
17.
50
+
0
=
30
35
45
50
18.
30
+
5
=
35
30
25
45
19.
35
+
5
=
40
30
35
25
20.
30
+
15
=
40
35
25
45
21.
35
+
5
=
20
40
30
25
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen