Supersnelle sommen tot 50

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

Supersnelle sommen tot 50
| ANTWOORDEN

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