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