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