Real-World Applications
📋 What it is
Ratios and percents run cooking, shopping, maps, sports and finance.
🗣️ Coach says
Ratios and percents are the most-used everyday maths: recipes, sale prices, tips, map distances, batting averages, interest. Spotting the ratio in a real task makes it instantly solvable.
🧠 Memory hook
Wherever there's a "per", a "%", or a "for every", there's a ratio to use.
😂 Giggle
What do you call it when two ratios go on a date?
A proportion — if they're truly equivalent, it's a match!
😲 Whoa!
A batting average is a ratio (hits ÷ at-bats) — sports are full of hidden ratios and percents.
✅ Quick check: A recipe for 4 needs scaling for 6 people. What tool solves it?
Say your answer out loud first — then reveal.
A proportion — set 4 : ingredients = 6 : x and scale.
Scaling a recipe is a proportional (ratio) problem.
🧪 Try it! (2 minutes)
Find one real ratio/percent today (a sale, a recipe, a stat) and explain what it compares.