Los de erbijsom tot 50 op

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

Los de erbijsom tot 50 op
| ANTWOORDEN

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