Maths
Estimating & Checking Two-Step Problems
Estimate and use inverse operations to check the answers to two-step problems.
MathsAge 9+25 minutes
What this topic covers
- Estimate a two-step answer by rounding each number first.
- Check each step of a two-step problem with the inverse.
- Decide whether a final answer is reasonable.
Core concept summaries
Key ConceptsEstimate the Whole JourneyCheck Each StepReasonable Means Sensible
Practice formats pupils may meet
NeurofiED uses varied practice to help pupils apply the idea actively, check understanding and build confidence over time.
clozematchingquiz