Maths KS3: Percentages
Percentages are a good way to describe fractions of quantities.
They are used in everyday life to convey information as varied as amounts of fat in food and how much we can expect to save in a sale. Sanjeev Kohli goes to the gym to show that 100% is the maximum effort anyone can give.
We hear from his instructor, Riccardo Scala, that percentages are vital to fitness training and nutrition.
Sanjeev calculates percentages on the hop while training for the Celebrity Space Hopper Mathletes competition.
This clip is from the series Who Needs Maths?
Gives students an insight into the fact that percentages are a popular way to describe fractions in everyday life.
The clip can be used as an introduction to a lesson on percentages where learners can check the presenter's calculations and then explore in class how percentage of maximum is used in fitness training.
This clip is relevant for teaching maths at Key Stage 3 and Third/Fourth Level in Scotland.