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Year 3 key words:additioncountingdivisionfractionslengthmoneymultiplicationperimeterpictograms and chartsshapessubtractiontimes tables
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1 prompt matching "Estimating by Rounding to 100"
Worked Example: Estimating by Rounding to 100
I am in Primary 3. Worked example: Show me how to estimate 637 + 284 by rounding both to t