💬 Everyday AI · The Lab · NBN IA
AI Course · Module 13 · Level +
Reasoning step by step
On a trick question, the AI often answers too fast… and gets it wrong. The magic fix: ask it to think out loud, step by step. Watch the difference. 👇
01-12 ✓13 · Reasoning14 · Documents…
The game · fast vs step by step
The classic pen trick question
🧩 "A notebook and a pen cost €1.10 in total. The notebook costs €1 more than the pen. How much does the pen cost?"
What this teaches you
"Think step by step"
🧠 The magic phrase
Add "explain your reasoning step by step" to logic, maths, or decision questions. The AI gets it wrong far less often.
👀 Bonus: you can check
By seeing the reasoning, you immediately spot if it's heading down the wrong path — and you correct it.
Check that you got it
2 quick questions
1. For a tricky logic question, you add…
Right: making it unfold its reasoning clearly improves accuracy on maths and logic.
2. Bonus benefit of seeing the reasoning?
Right: the shown reasoning lets you check and catch a wrong path before the conclusion.