Fractions of Amounts: 2/5 Off a £45 Jacket, and the 'What's Left' Trap | GCSE Maths

Fractions of amounts for GCSE Maths: finding a fraction of an amount (divide by the bottom, multiply by the top), fractions bigger than 1, why "of" means multiply, writing one quantity as a fraction of another (same units first, then simplify), answers bigger than 1 and which way round they go, finding the whole when you know a part, and two-step problems where the second fraction is of what's left. Plus the mistakes that cost marks. Foundation and Higher. Covers: AQA 8300 3.1.2 N12; 3.3 R3, R6 · Edexcel 1MA1 Topic 1 N12; Topic 3 R3, R6 · OCR J560 2.01c (Foundation and Higher on all three). 0:00 Intro 0:08 Hook 0:41 A fraction of an amount 1:19 Bigger than 1, and fractions as operators 1:56 One quantity as a fraction of another 2:37 Fractions bigger than 1, and which way round 3:04 Finding the whole 3:32 Two steps: a fraction of what's left 4:14 Common mistakes 4:47 Summary Narrated with an AI voice. Worked Example is not affiliated with or endorsed by AQA, OCR or Pearson Edexcel. Exam board names are used only to show which specifications a video covers.