Oefenen met erbij en eraf tot 20
In de mix
1.
6
2
jimmy
+
=
2.
2
1
jimmy
+
=
3.
7
4
jimmy
–
=
4.
3
2
jimmy
–
=
5.
13
3
jimmy
+
=
6.
13
8
jimmy
–
=
7.
3
2
jimmy
–
=
8.
3
1
jimmy
+
=
9.
2
9
jimmy
+
=
10.
3
2
jimmy
+
=
11.
2
2
jimmy
+
=
12.
2
4
jimmy
+
=
13.
14
13
jimmy
–
=
14.
5
1
jimmy
+
=
15.
2
0
jimmy
+
=
16.
11
5
jimmy
–
=
17.
15
4
jimmy
+
=
18.
8
3
jimmy
+
=
19.
14
7
jimmy
–
=
20.
14
1
jimmy
+
=
21.
5
4
jimmy
–
=
22.
11
4
jimmy
+
=
23.
2
2
jimmy
+
=
24.
6
4
jimmy
+
=
Oefenen met erbij en eraf tot 20
| ANTWOORDEN
In de mix
1.
6
2
8
+
=
2.
2
1
3
+
=
3.
7
4
3
–
=
4.
3
2
1
–
=
5.
13
3
16
+
=
6.
13
8
5
–
=
7.
3
2
1
–
=
8.
3
1
4
+
=
9.
2
9
11
+
=
10.
3
2
5
+
=
11.
2
2
4
+
=
12.
2
4
6
+
=
13.
14
13
1
–
=
14.
5
1
6
+
=
15.
2
0
2
+
=
16.
11
5
6
–
=
17.
15
4
19
+
=
18.
8
3
11
+
=
19.
14
7
7
–
=
20.
14
1
15
+
=
21.
5
4
1
–
=
22.
11
4
15
+
=
23.
2
2
4
+
=
24.
6
4
10
+
=