Submitted by Jane Marsh on 4 September 2006.
Rounding presentation makes clever use of number lines and animation to demonstrate rounding whole numbers (nearest 10, 100, 1000) and decimals (nearest whole number, 1 and 2 d.p.) and using significant figures. Please ensure that you also download the accompanying PDF document (see below) with useful teaching notes and ideas for adapting the PPT for your own learners.
1 PPT, 1 PDF help file
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