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