# Oxford Revise: Edexcel GCSE Maths Foundation Answers

Here you’ll find all the answers to the activities and exam-style practice questions featured in Oxford Revise: Edexcel GCSE Maths Foundation.

**Chapter 1:** Basic number**Chapter 2: **Indices, Powers and Roots, Factors, Multiples, Primes**Chapter 3: **Standard form**Chapter 4: ** Fractions, decimals, percentages**Chapter 5: **Percentages**Chapter 6: **Algebra and expressions**Chapter 7: **Solving equations and inequalities**Chapter 8: **Straight line graphs**Chapter 9: **Real-life Graphs**Chapter 10: **Solving quadratic equations by factorising**Chapter 11: **Quadratic, cubic and reciprocal graphs**Chapter 12: **Simultaneous equations**Chapter 13: **Sequences**Chapter 14: **Units and measures**Chapter 15: **Ratio**Chapter 16: **Proportion**Chapter 17: **Angle facts**Chapter 18: **Interior and exterior angles**Chapter 19: **3D shapes, plans and elevations**Chapter 20: **Perimeter, area, volume**Chapter 21: **Circles, cylinders, cones and spheres**Chapter 22: **Similarity and congruence**Chapter 23: **Transformations**Chapter 24: **Pythagoras and trigonometry**Chapter 25: **Constructions, loci and bearings**Chapter 26: **Vectors**Chapter 27: **Theoretical probability, mutually exclusive events, possibility spaces and probability experiments**Chapter 28: **Expected results, tree diagrams, set notation and probability from tables and diagrams**Chapter 29: **Tables, charts and graphs**Chapter 30: **Sampling and the averages**Chapter 31: **Scatter graphs