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