Cross-Topic Connections
📋 What it is
Ratios link to fractions, functions, geometry and data.
🗣️ Coach says
Ratios connect across maths. A fraction IS a ratio. A constant rate is a linear function. Similar shapes share a scale ratio. A statistic is often a ratio. Seeing the links means one skill helps everywhere.
🧠 Memory hook
A fraction, a rate, a scale factor, a probability — all are ratios in disguise.
😂 Giggle
Why did the proportion bring a lawyer to class?
Because it needed to prove both sides were truly equal!
😲 Whoa!
The gear ratios on a bike are the same maths as musical harmony ratios — Pythagoras spotted it 2,500 years ago.
✅ Quick check: How is the fraction 3/4 also a ratio?
Say your answer out loud first — then reveal.
It's the ratio 3:4 (three parts out of four).
A fraction compares a part to a whole — exactly a ratio.
🧪 Try it! (2 minutes)
Write a probability (like 1 in 4) as a ratio, a fraction and a percent.