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