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