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