Supersnelle sommen tot 50

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

Supersnelle sommen tot 50
| ANTWOORDEN

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