An early look at a brighter way to learn GCSE Maths · 108 lessons available
Reach for the StarLog in ↗

GCSE MATHEMATICS · L004

Number diagnostic and repair

Diagnose a number error, repair the method, and choose an independent check that tests the original calculation.

Lesson 4 of 108 · Pearson Edexcel 1MA1 · 60-minute teaching sequence

Learner resources 16 files
Teacher resources and answers 26 files

PDFs open in your browser. Word documents and PowerPoint files download for editing. Interactive HTML activities open online; any saved responses stay in your browser and are not submitted to a teacher.