GCSE Secondary Maths Age 13-17 - Number: Estimation - Explained

The video tutorial explains how to estimate the number of prizes won in a 24-hour period when a prize is won every 2014 seconds. The key is to round figures to one significant figure before performing calculations. The teacher demonstrates the process by rounding 2014 seconds to 2000 seconds and calculating the total number of seconds in 24 hours. The division of these figures results in an estimate of 36 prizes. The tutorial also covers the marking scheme, emphasizing the importance of rounding and showing all work. Key tips for estimation questions are provided, highlighting the need to round before calculating.

Describe the process of dividing the total seconds in 24 hours by the prize interval to find the number of prizes.

What steps should be taken before performing any calculations in estimation questions?