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