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