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