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