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