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