← All MathIsland labs$↔₩Exchange Rates Labcoming soon Browse all labs →
Which side of the ratio are you on?
Why does this exist?
A rate is a ratio between currencies. Flip the direction and you flip your judgement.
🔬 This lab is being built
When it opens, it will follow the same flow as every MathIsland lab:
- 1An opening question — the problem this concept solves
- 2Why it was needed — where the old tools failed
- 3Hands-on experiment — sliders, simulations, direct play
- 4Common misconceptions, broken
- 5The idea, written as mathematics
- 6Where you meet it in real life
- 7Connections to the previous and next concepts