Lesson deck
NumberSupport
Error intervals from rounding
Built for a Support class, after Rounding to 1, 2 and 3 decimal places. Two hills: the rounded number is the valley and the bounds are the two tops. The bounds first, then the error interval with ≤ and <.
A free key stage 3 and GCSE support number lesson on error intervals from rounding, spec code N15. It has a lesson deck to teach from with a visualiser, a worksheet with answers and an exit ticket.
Support
Error intervals from rounding
Exit ticket
Error intervals from rounding
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