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