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