Volume question with algebra These types of questions are all about working out a volume using algebra. They tend to be aimed at around level 4 GCSE maths and it's really about reading, and re- reading, the question until you are sure what they are asking. Volume is better calculated as area x depth and, with a triangular prism you need to remember that: area of a … [Read more...]

 Here's a few videos on how to work with proportion, that I hope might be useful. They are becoming a little more popular on GCSE mathematics as you need to demonstrate a clear, logical method. Although the questions aren't always that straightforward .... and here's some practice questions to try, before watching the videos: QT Proportion QT Proportionality … [Read more...]

Here’s a few videos on how to factorise equations containing algebra terms, that I hope might be useful. They are usually fairly popular on GCSE mathematics and appear on most papers - either as a plain expansion, or used to solve an equation. The questions can be either relatively straightforward .... or fairly complex! Top Tips! You need to remember that to factorise … [Read more...]

Here's a few videos on how to calculate the surface area of a cone and hemisphere, that I hope might be useful. They are becoming a little more popular on GCSE mathematics as you need to demonstrate a clear, logical method. The questions can be fairly straightforward, although you need to remember a few different formulas: Surface area of a cone = pi x r x l Surface area … [Read more...]

GCSE mathematics questions on how to work with indices appear on many exam papers and you can download the questions from here. They can be a little challenging and please do practice all of the problems - I'll arrange a link to the answers very soon :-) The main things to remember when you are asked how to work with indices are: - Learn the basic concepts - for instance … [Read more...]