Learning Map
MathematicsRatio & Proportionusually ages 12–14

Percentages (age 12+)

Solve problems involving percentage increase, percentage decrease, finding the original value after a percentage change, and calculating simple interest

How to tell they’ve got it

Tick these off as you see them — no test required.

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Try this together

If a bike originally costs £250 and its price goes up by 8%, can your child work out the new price — and if a savings account earns 3% simple interest per year, how much interest would £500 earn in 4 years?

Where this sits on the map

Stuck here? Check the skills it builds on first. Confident? Here’s what it unlocks.

Builds on
Calculating Percentagesages 10–11Percentage increase/decrease extends KS2 percentage calculations
Decimals and fractions (age 10+)ages 10–11Using decimal multipliers for percentage change requires fraction-decimal fluency
Proportional Reasoning Vocabularyages 11–14Percentage increase/decrease problems use 'rate', 'proportion', and 'multiplicative relationship' vocabulary
Percentages (age 12+)this skill · ages 12–14
Unlocks
Pictograms and tally charts (age 11+)ages 11–13Pie chart construction requires calculating percentages/fractions for angle calculation

solid = must come firstdashed = helps

Curriculum alignment

Candidate matches to official curriculum codes — machine-suggested, unreviewed (v0.1).

This skill sits beyond Year 6 in the Australian Curriculum, so no F–6 code is matched. It also sits beyond the NSW K–6 syllabuses. It also sits beyond Level 6 in the Victorian Curriculum.

Nearby on the map

Proportionages 12–14 Ratio Notation and Relationshipsages 12–14 Compound Unitsages 11–14 Dividing Quantities by Ratioages 11–13

All Ratio & Proportion skills →