Erbijsommen tot 50

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

Erbijsommen tot 50
| ANTWOORDEN

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