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