Inflation is a change in the general price level
Inflation is a change in the general price level

Inflation is a sustained rise in the general price level, measured as a percentage change over a period, usually one year. It is a rate of change, not a description of whether prices are high or low.
Step-by-step lessons on OCR GCSE Economics 3.4.1 Price stability and inflation. Each one builds up to exam-style questions. Build a solid grasp of supply and demand and cost/revenue calculations before tackling the evaluation-heavy policy topics.