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Ratio, Proportion and Rates of Change — knowledge bank

Topics, links, and notes for Ratio, Proportion and Rates of Change (Edexcel GCSE Maths Higher).

Ratio, Proportion and Rates of Change — knowledge bank

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Reading, converting and calculating with time — Ratio, Proportion and Rates of Change · Grade 4–6
Estimating and measuring — Ratio, Proportion and Rates of Change · Grade 4–6
Converting units of length, mass and capacity — Ratio, Proportion and Rates of Change · Grade 4–6
Converting units of area — Ratio, Proportion and Rates of Change · Grade 4–6
Converting units of volume — Ratio, Proportion and Rates of Change · Grade 4–6
Problem solving: Converting units of length, area and volume — Ratio, Proportion and Rates of Change · Grade 4–6
Using appropriate units — Ratio, Proportion and Rates of Change · Grade 4–6
Calculating with speed — Ratio, Proportion and Rates of Change · Grade 7–9
Calculating with rates — Ratio, Proportion and Rates of Change · Grade 7–9
Calculating with density — Ratio, Proportion and Rates of Change · Grade 7–9
Calculating with pressure — Ratio, Proportion and Rates of Change · Grade 7–9
Mixed problems: Calculating density and pressure — Ratio, Proportion and Rates of Change · Grade 4–6
Writing and simplifying ratios — Ratio, Proportion and Rates of Change · Grade 1–3
Using equivalent ratios to find unknown amounts — Ratio, Proportion and Rates of Change · Grade 4–6
Converting between ratios, fractions and percentages — Ratio, Proportion and Rates of Change · Grade 4–6
Sharing amounts in a given ratio — Ratio, Proportion and Rates of Change · Grade 4–6
Problem solving: Sharing amounts in a given ratio (Higher) — Ratio, Proportion and Rates of Change · Grade 4–6
Combining ratios — Ratio, Proportion and Rates of Change · Grade 4–6
Calculating with ratios and algebra — Ratio, Proportion and Rates of Change · Grade 4–6
Changing ratios — Ratio, Proportion and Rates of Change · Grade 4–6
Solving direct proportion word problems — Ratio, Proportion and Rates of Change · Grade 4–6
Solving inverse proportion word problems — Ratio, Proportion and Rates of Change · Grade 4–6
Currency conversion — Ratio, Proportion and Rates of Change · Grade 4–6
Interpreting direct proportion equations — Ratio, Proportion and Rates of Change · Grade 4–6
Constructing direct proportion equations — Ratio, Proportion and Rates of Change · Grade 4–6
Interpreting inverse proportion equations — Ratio, Proportion and Rates of Change · Grade 4–6
Constructing inverse proportion equations — Ratio, Proportion and Rates of Change · Grade 4–6
Graphs of direct and inverse proportion — Ratio, Proportion and Rates of Change · Grade 4–6

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