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