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