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