Practice questions
Challenge questions
Simplify three-part ratios, or ratios involving decimals or fractions
Word problems
Real-life contexts — read carefully and identify the calculation needed
Method
Find the HCF of both parts, then divide each part by it.
\(12:8\) — HCF is 4 — divide both: \(3:2\)
For three-part ratios, find the HCF of all three parts.