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