Choosing Between Mental, Written and Calculator Methods (Parent Q&A)
This guide explains how the lesson compares mental calculation, written working and calculator use. Open Full Article...
calculation strategies
Choosing Between Mental, Written and Calculator Methods (Teach This Topic)
This guide supports teaching the completed lesson on choosing between mental, written and calculator methods. Open Full Article...
Choosing Between Mental, Written and Calculator Methods
The same calculation can make one method sensible and another needlessly difficult. Open Full Article...
Efficient Mental Calculation Strategies (Parent Q&A)
This guide explains how the lesson develops flexible and accurate mental calculation. Open Full Article...
Efficient Mental Calculation Strategies (Teach This Topic)
This guide supports teaching mental calculation as flexible reasoning rather than a race for answers. Open Full Article...
Efficient Mental Calculation Strategies
Two different-looking calculations, 299 + 458 and 300 + 458 − 1, both equal 757. Open Full Article...