Page 13 of 15 · 88 explainers
Knowledge base
More explainers from the knowledge base. Each one names what you need to know first, works through the method, and says where it usually goes wrong.
Application FractionsFractions in Real Life: Where They Actually Turn UpFractions did not survive because schools like them. They survive because for halving, sharing and measuring, they are simply better than decimals.
Distinction FractionsMixed Number vs Improper Fraction: Which to UseTwo ways of writing the same quantity. One is easier to picture, the other is easier to calculate with — and questions expect you to move between them.
Mistakes Fractions5 Common Fraction Mistakes and How to Catch ThemEvery one of these has a ten-second check. Learning the checks is faster than learning to never make the mistake.
Examples FractionsFraction Examples: 10 Worked Problems With AnswersTen problems, worked in full. They are ordered so each one adds exactly one new difficulty to the last.
Formula FractionsFraction Rules: All Four Operations in One PlaceFour operations, four rules, and one idea underneath all of them: you can only combine parts that are the same size.
Concept FractionsWhat Is a Fraction? Numerator and DenominatorA fraction is two numbers doing two different jobs. Once you know which job is which, most of the rules stop needing to be memorised.