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