Mental Strategies with Large Numbers

What this topic covers

• Use partitioning to add and subtract large numbers mentally.
• Use compensation (add 1000 and take 1 for + 999).
• Use bonds to 100 and 1000 and near-doubles with large numbers.

Core concept summaries

Practice formats pupils may meet

NeurofiED uses varied practice to help pupils apply the idea actively, check understanding and build confidence over time.