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Applying Scaling by Fractions

Applying Scaling by Fractions

Number Facts
Year 5
Set status
5NF–2: Apply place-value knowledge to known additive and multiplicative number facts (scaling facts by 1 tenth or 1 hundredth).
Develops understanding of how numbers are scaled down, preparing students for work with ratios and proportions.
Required Topics
Not started IconMultiplying and Dividing by Powers of Ten
Not started IconCalculating Complements to 100
Not started IconMastering Multiplication and Division Facts
Not started IconScaling Number Facts by 100
Next Topics
Not started IconCalculating Area of Rectangles
Not started IconApplying Arithmetic Properties in Calculations
Resources
Hugo Cheyne6 months ago
https://www.khanacademy.org/math/cc-fifth-grade-math/imp-multiplication-and-division-3/multiplying-decimals-and-whole-numbers/v/strategies-for-multiplying-decimals-and-whole-numbers

This video gives a clear introduction to multiplying decimals and whole numbers, looking specifically at scaling facts by 1/10 or 1/100.

Hugo Cheyne6 months ago
https://www.khanacademy.org/math/cc-fifth-grade-math/imp-addition-and-subtraction-3/imp-adding-decimals-intro/v/estimating-adding-decimals

Following all the way from this lesson (lesson 2 in unit 2) to lesson 3 in unit 3 give a clear introduction to adding and subtracting decimals, with a particular focus on tenths and hundredths.