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