Erbijsommen en erafsommen tot 20
In de mix
1.
2
2
jimmy
+
=
2.
9
2
jimmy
+
=
3.
16
9
jimmy
–
=
4.
12
7
jimmy
+
=
5.
2
0
jimmy
+
=
6.
8
3
jimmy
–
=
7.
6
13
jimmy
+
=
8.
10
2
jimmy
+
=
9.
6
7
jimmy
+
=
10.
6
5
jimmy
+
=
11.
6
6
jimmy
+
=
12.
10
5
jimmy
–
=
13.
4
3
jimmy
–
=
14.
6
11
jimmy
+
=
15.
7
4
jimmy
–
=
16.
2
2
jimmy
+
=
17.
2
1
jimmy
+
=
18.
4
14
jimmy
+
=
19.
3
7
jimmy
+
=
20.
10
5
jimmy
+
=
21.
8
3
jimmy
–
=
22.
4
1
jimmy
+
=
23.
17
11
jimmy
–
=
24.
5
7
jimmy
+
=
Erbijsommen en erafsommen tot 20
| ANTWOORDEN
In de mix
1.
2
2
4
+
=
2.
9
2
11
+
=
3.
16
9
7
–
=
4.
12
7
19
+
=
5.
2
0
2
+
=
6.
8
3
5
–
=
7.
6
13
19
+
=
8.
10
2
12
+
=
9.
6
7
13
+
=
10.
6
5
11
+
=
11.
6
6
12
+
=
12.
10
5
5
–
=
13.
4
3
1
–
=
14.
6
11
17
+
=
15.
7
4
3
–
=
16.
2
2
4
+
=
17.
2
1
3
+
=
18.
4
14
18
+
=
19.
3
7
10
+
=
20.
10
5
15
+
=
21.
8
3
5
–
=
22.
4
1
5
+
=
23.
17
11
6
–
=
24.
5
7
12
+
=