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