Practice makes perfect! Get your daily maths fix with this handy revision app. The ingenious multiple choice steps let you dip in and out. So you can try a question or two whether you are on the bus, waiting for a friend or just have a few minutes to spare. Boost your GCSE exam preparation. This app contains the following topics: Like Terms - simplifying algebraic expressions by collecting like terms. Substitution - evaluating expressions by substituting in positive, negative and fractional values. Factorising - fully factorising expressions using one, two or three pairs of brackets where appropriate. Includes the difference of two squares. Rearranging - changing the subject of a formula. Includes familiar formulae from Physics and Mathematics. 120 questions in total, 30 questions per topic. For more topics, get the other Practice Perfect apps as a bundle.