Oefen erbijsommen en erafsommen tot 50
In de mix
1.
17
53
jimmy
+
=
2.
84
9
jimmy
+
=
3.
8
52
jimmy
+
=
4.
33
27
jimmy
–
=
5.
29
14
jimmy
–
=
6.
61
42
jimmy
–
=
7.
92
31
jimmy
–
=
8.
34
7
jimmy
–
=
9.
5
22
jimmy
+
=
10.
33
45
jimmy
+
=
11.
55
3
jimmy
–
=
12.
93
12
jimmy
–
=
13.
43
16
jimmy
+
=
14.
72
23
jimmy
+
=
15.
84
12
jimmy
+
=
16.
96
4
jimmy
+
=
17.
99
1
jimmy
+
=
18.
93
3
jimmy
+
=
19.
14
2
jimmy
–
=
20.
45
23
jimmy
–
=
21.
85
5
jimmy
+
=
22.
88
39
jimmy
–
=
23.
42
15
jimmy
+
=
24.
12
7
jimmy
–
=
Oefen erbijsommen en erafsommen tot 50
| ANTWOORDEN
In de mix
1.
17
53
70
+
=
2.
84
9
93
+
=
3.
8
52
60
+
=
4.
33
27
6
–
=
5.
29
14
15
–
=
6.
61
42
19
–
=
7.
92
31
61
–
=
8.
34
7
27
–
=
9.
5
22
27
+
=
10.
33
45
78
+
=
11.
55
3
52
–
=
12.
93
12
81
–
=
13.
43
16
59
+
=
14.
72
23
95
+
=
15.
84
12
96
+
=
16.
96
4
100
+
=
17.
99
1
100
+
=
18.
93
3
96
+
=
19.
14
2
12
–
=
20.
45
23
22
–
=
21.
85
5
90
+
=
22.
88
39
49
–
=
23.
42
15
57
+
=
24.
12
7
5
–
=