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