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