Oefen erbijsommen en erafsommen tot 12
In de mix
1.
9
6
jimmy
–
=
2.
9
5
jimmy
–
=
3.
8
2
jimmy
+
=
4.
5
3
jimmy
–
=
5.
2
8
jimmy
+
=
6.
2
3
jimmy
+
=
7.
9
2
jimmy
–
=
8.
9
1
jimmy
+
=
9.
7
1
jimmy
+
=
10.
4
1
jimmy
+
=
11.
5
1
jimmy
+
=
12.
9
5
jimmy
–
=
13.
9
2
jimmy
–
=
14.
6
2
jimmy
–
=
15.
2
0
jimmy
+
=
16.
9
4
jimmy
–
=
17.
5
2
jimmy
–
=
18.
3
2
jimmy
+
=
19.
6
4
jimmy
–
=
20.
7
2
jimmy
–
=
21.
12
2
jimmy
–
=
22.
6
6
jimmy
+
=
23.
9
7
jimmy
–
=
24.
2
4
jimmy
+
=
Oefen erbijsommen en erafsommen tot 12
| ANTWOORDEN
In de mix
1.
9
6
3
–
=
2.
9
5
4
–
=
3.
8
2
10
+
=
4.
5
3
2
–
=
5.
2
8
10
+
=
6.
2
3
5
+
=
7.
9
2
7
–
=
8.
9
1
10
+
=
9.
7
1
8
+
=
10.
4
1
5
+
=
11.
5
1
6
+
=
12.
9
5
4
–
=
13.
9
2
7
–
=
14.
6
2
4
–
=
15.
2
0
2
+
=
16.
9
4
5
–
=
17.
5
2
3
–
=
18.
3
2
5
+
=
19.
6
4
2
–
=
20.
7
2
5
–
=
21.
12
2
10
–
=
22.
6
6
12
+
=
23.
9
7
2
–
=
24.
2
4
6
+
=