Erbijsommen en erafsommen tot 20
In de mix
1.
12
2
jimmy
–
=
2.
6
4
jimmy
+
=
3.
10
6
jimmy
+
=
4.
3
6
jimmy
+
=
5.
17
13
jimmy
–
=
6.
3
3
jimmy
+
=
7.
11
2
jimmy
–
=
8.
8
3
jimmy
–
=
9.
14
5
jimmy
–
=
10.
19
5
jimmy
–
=
11.
3
11
jimmy
+
=
12.
4
8
jimmy
+
=
13.
6
12
jimmy
+
=
14.
15
4
jimmy
+
=
15.
17
16
jimmy
–
=
16.
16
12
jimmy
–
=
17.
11
4
jimmy
+
=
18.
17
13
jimmy
–
=
19.
9
9
jimmy
+
=
20.
14
5
jimmy
–
=
21.
2
0
jimmy
+
=
22.
18
2
jimmy
+
=
23.
2
1
jimmy
+
=
24.
8
3
jimmy
–
=
Erbijsommen en erafsommen tot 20
| ANTWOORDEN
In de mix
1.
12
2
10
–
=
2.
6
4
10
+
=
3.
10
6
16
+
=
4.
3
6
9
+
=
5.
17
13
4
–
=
6.
3
3
6
+
=
7.
11
2
9
–
=
8.
8
3
5
–
=
9.
14
5
9
–
=
10.
19
5
14
–
=
11.
3
11
14
+
=
12.
4
8
12
+
=
13.
6
12
18
+
=
14.
15
4
19
+
=
15.
17
16
1
–
=
16.
16
12
4
–
=
17.
11
4
15
+
=
18.
17
13
4
–
=
19.
9
9
18
+
=
20.
14
5
9
–
=
21.
2
0
2
+
=
22.
18
2
20
+
=
23.
2
1
3
+
=
24.
8
3
5
–
=