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