How many days is 7774 hours?

How many days is 7774 hours?


7774/24=323.91



What is 576-255 + 85?
406?
Calculation with the formula
576-255+85
=321+85
=406


576-255+85=576-(255-85)=576-170=406
Use the law of subtraction and combination. I haven't done it for a long time



I remember when I was a child, there was a saying like 123 321 1234567 7 + 8 8 + 7 15 + 21. Does anyone know the riddle or doggerel


256 257 28 29 31
I know this sentence