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