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