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