All ten Higher Unit 1 topic booklets for the new WJEC GCSE Mathematics and Numeracy (Double Award) specification, teaching from 2025.

Each topic includes a question booklet, complete worked answers and a mark scheme: 30 PDFs across the bundle. Every topic has ten original additional-practice questions (100 across the bundle), plus selected official sample and unofficial mock-paper questions. The worked answers give a full solution for every question and part, and the mark scheme gives the marks for every question. Question numbers match across all three files.

Topics: fractions, percentages and reverse percentages; wages, income tax and deductions; bills, budgets and profit; ratio, direct and inverse proportion; currency exchange and commission; compound interest and AER; APR, loans and repayments; questionnaires and stratified sampling; travel graphs, time and speed; area, volume and bounds in context.

Use for tutoring, revision, homework and classroom practice. Print at actual size (100%).

Independently compiled; not an official WJEC publication or exam prediction. Official WJEC sample questions and mark scheme extracts remain © WJEC CBAC Ltd and are shown for reference.