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