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