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