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