Erafsommen tot 20 maken

Erafsommen
1.
10
–
5
=
2.
10
–
3
=
3.
20
–
10
=
4.
16
–
8
=
5.
20
–
16
=
6.
18
–
3
=
7.
19
–
2
=
8.
1
–
1
=
9.
7
–
1
=
10.
4
–
1
=
11.
18
–
4
=
12.
16
–
15
=
13.
6
–
3
=
14.
1
–
0
=
15.
13
–
10
=
16.
9
–
0
=
17.
4
–
1
=
18.
3
–
0
=
19.
3
–
1
=
20.
13
–
7
=
21.
18
–
17
=
22.
1
–
1
=
23.
15
–
10
=
24.
16
–
7
=
25.
15
–
15
=
26.
4
–
2
=
27.
4
–
0
=
28.
4
–
2
=
29.
6
–
5
=
30.
8
–
3
=
31.
16
–
16
=
32.
14
–
6
=
33.
18
–
9
=
34.
1
–
1
=
35.
15
–
6
=
36.
20
–
15
=
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Erafsommen tot 20 maken
| ANTWOORDEN

Erafsommen
1.
10
–
5
=
5
2.
10
–
3
=
7
3.
20
–
10
=
10
4.
16
–
8
=
8
5.
20
–
16
=
4
6.
18
–
3
=
15
7.
19
–
2
=
17
8.
1
–
1
=
0
9.
7
–
1
=
6
10.
4
–
1
=
3
11.
18
–
4
=
14
12.
16
–
15
=
1
13.
6
–
3
=
3
14.
1
–
0
=
1
15.
13
–
10
=
3
16.
9
–
0
=
9
17.
4
–
1
=
3
18.
3
–
0
=
3
19.
3
–
1
=
2
20.
13
–
7
=
6
21.
18
–
17
=
1
22.
1
–
1
=
0
23.
15
–
10
=
5
24.
16
–
7
=
9
25.
15
–
15
=
0
26.
4
–
2
=
2
27.
4
–
0
=
4
28.
4
–
2
=
2
29.
6
–
5
=
1
30.
8
–
3
=
5
31.
16
–
16
=
0
32.
14
–
6
=
8
33.
18
–
9
=
9
34.
1
–
1
=
0
35.
15
–
6
=
9
36.
20
–
15
=
5
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