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