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