How long does it take mars to axis? It takes any planet one day to rotate on its axis. A Martian day is only slightly longer than an Earth day: 24 hrs. 39 mins. 35 secs.
2. Divide the number of seconds by 60 to convert seconds to minutes. Every 60 seconds a full minute has passed. Dividing a number tells you how many times one number fits in the other.
Converting a decimal time value to minutes and hours is easily done in Excel. That is, if the time value is less than 24 hours. Here are three simple steps. 1  Enter a decimal value into a cell.2  Divide by 24. 3  Change cell formatting to Time (h:mm).y Gregory on. Converting a decimal time value to minutes and hours is easily done in Excel. That is, if the time value is less than 24 hours. Here are three simple steps. 1  Enter a decimal value into a cell. 2  Divide by 24. 3  Change cell formatting to Time (h:mm).