Erbijsommen tot 50
Erbijsommen
1.
40
+
0
=
20
40
2.
15
+
10
=
25
30
3.
30
+
0
=
25
30
4.
40
+
5
=
35
45
5.
20
+
5
=
25
20
6.
50
+
0
=
50
45
7.
15
+
0
=
15
25
8.
40
+
0
=
25
40
9.
45
+
5
=
35
50
10.
25
+
20
=
35
45
11.
45
+
5
=
40
50
12.
40
+
5
=
45
30
13.
25
+
10
=
30
35
14.
25
+
5
=
30
25
15.
25
+
20
=
45
30
16.
35
+
15
=
35
50
17.
50
+
0
=
40
50
18.
40
+
10
=
45
50
19.
45
+
0
=
25
45
20.
20
+
10
=
30
25
21.
50
+
0
=
30
50
22.
50
+
0
=
50
40
23.
5
+
0
=
5
20
24.
40
+
10
=
50
45
25.
20
+
0
=
30
20
26.
15
+
10
=
35
25
27.
50
+
0
=
50
45
28.
30
+
15
=
40
45
Erbijsommen tot 50
| ANTWOORDEN
Erbijsommen
1.
40
+
0
=
20
40
2.
15
+
10
=
25
30
3.
30
+
0
=
25
30
4.
40
+
5
=
35
45
5.
20
+
5
=
25
20
6.
50
+
0
=
50
45
7.
15
+
0
=
15
25
8.
40
+
0
=
25
40
9.
45
+
5
=
35
50
10.
25
+
20
=
35
45
11.
45
+
5
=
40
50
12.
40
+
5
=
45
30
13.
25
+
10
=
30
35
14.
25
+
5
=
30
25
15.
25
+
20
=
45
30
16.
35
+
15
=
35
50
17.
50
+
0
=
40
50
18.
40
+
10
=
45
50
19.
45
+
0
=
25
45
20.
20
+
10
=
30
25
21.
50
+
0
=
30
50
22.
50
+
0
=
50
40
23.
5
+
0
=
5
20
24.
40
+
10
=
50
45
25.
20
+
0
=
30
20
26.
15
+
10
=
35
25
27.
50
+
0
=
50
45
28.
30
+
15
=
40
45