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