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