Supersnelle sommen tot 50

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

Supersnelle sommen tot 50
| ANTWOORDEN

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