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