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