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