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