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