48-( )=44
24-( )=20
31-( )=16
25-( )=11
41-( )=26
42-( )=35
36-( )=17
23-( )=2
27-( )=23
24-( )=13
26-( )=5
47-( )=18
36-( )=14
50-( )=27
26-( )=25
29-( )=1
22-( )=20
45-( )=28
32-( )=18
37-( )=23
50-( )=43
32-( )=1
43-( )=26
21-( )=3
38-( )=7
23-( )=17
38-( )=9
21-( )=17
46-( )=31
33-( )=9
40-( )=19
23-( )=9
24-( )=19
23-( )=5
30-( )=3
44-( )=18
30-( )=10
26-( )=3
47-( )=5
36-( )=20
31-( )=12
48-( )=3
31-( )=1
29-( )=10
31-( )=1
26-( )=24
28-( )=24
45-( )=39
44-( )=27
25-( )=21