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CHAIN-OF-THOUGHT-PROMPTING5 MIN READ

Walk the reason-act loop

Build a tool-aware reasoning prompt that alternates thought, action, observation, and answer.

The missing action The spreadsheet summary lists revenue and COGS, but the prompt asks for margin risk without telling the model to calculate margin first. The model cannot reason accurately from a number it never computes. Reason + act Plan -> Act -> Observe -> Answer A tool-aware reasoning prompt tells the model when to gather or compute information before it concludes. Think longer No new evidence appears The final answer rests on an actual observation. Reasoning should trigger action when the next premise is missing. 01 Inspect 02 Calculate 03 Stop Decision 1 The source includes revenue and COGS…

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