half past 5

half past 6

5 o'clock

6 o'clock

5

6

10

4

10

20

-30

37

4

9

6

1

half past 9

1:00

5 o'clock

half past 4

5:00

20

5

-70

-30

30

0.955555

0.3

05

50

0.5