Term 1 · Unit 1
Number fluency, bounds and accuracy
Control exact and approximate values in multi-step GCSE calculations.
- Error intervals in contextWrite and interpret error intervals for measurements rounded to different degrees of accuracy.
- Bounds in calculationsSelect lower and upper bounds through sums, differences, products and quotients.
- Repeated percentage changeModel growth and decay over multiple periods with multipliers.
- Standard form operationsCalculate with standard form and normalise answers correctly.
- Number synthesisCombine exact arithmetic, estimation and bounds to justify numerical conclusions.