Chain of thought — CCA-F Exam Prep

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REAL STORY A chat interface showing a math word problem. Claude's response is a single number, wrong, highlighted in red. Below: the same prompt with 'Think step by step' appended. Claude's response shows detailed reasoning and the correct answer highlighted in green.

A chat interface showing a math word problem. Claude's response is a single number, wrong, highlighted in red. Below: the same prompt with 'Think step by step' appended. Claude's response shows detailed reasoning and the correct answer highlighted in green.

You ask Claude a word problem. It answers instantly. Confidently. Wrong.

'A store sells notebooks for $4 each. If you buy 3 or more, you get 25% off the total. Tax is 8%. How much do you pay for 5 notebooks?'