Daniel starts school at \(8.25am\) and finishes at \(3.15pm\). How long does his school day last? This is how to work it out using the 'counting on' method. So we now have \(3hrs + 1hr 49 mins\) The ...

The passing of time is a big part of our life. You're born on a particular day of a month, in a year. We celebrate birthdays every year we get older. At school, there are set times for registration, ...

There are some situations when you need to sum up the time in Excel. Let’s say, you have worked on a particular project at different time intervals for a week. To calculate your wages, you need to add ...

Calculate annual % change by dividing start by end value, raising to inverse years, minus one, times 100. Ex: a drop from $15M to $10M over 2 years is a 18.4% average annual decline. This calculation ...

The Chuckle Brothers explain how to read the time on an analogue clock to the nearest 5 minutes. They also show how to calculate time intervals.