calculate how long its from 23h40 to 20h30

To calculate the time duration between 23:40 and 20:30, we need to consider that there are 24 hours in a day.

First, let's calculate the hours:
20:30 (ending time) + 24 hours = 44:30

Next, we calculate the minutes:
44:30 - 23:40 = 20:50

Therefore, the duration from 23:40 to 20:30 is approximately 20 hours and 50 minutes.

To calculate the duration between 23h40 and 20h30, follow these steps:

Step 1: Convert the given times into a 24-hour format, if necessary, for easier calculations. Both 23h40 and 20h30 are already in a 24-hour format, so no conversion is required.

Step 2: Determine the number of hours between the two times. Since 20h30 is earlier than 23h40, we need to consider the next day.

- From 20h30 to 24h00, which is 3 hours and 30 minutes.
- From 00h00 to 23h40, which is 23 hours and 40 minutes.

Adding these two durations together, we get 3 hours and 30 minutes + 23 hours and 40 minutes = 27 hours and 10 minutes.

Therefore, the duration from 23h40 to 20h30 is 27 hours and 10 minutes.