TOPIC
Data Reconciliation
When two tables disagree: locate the differences and produce a verifiable conclusion.
01 / Prompts
Prompts
Why your time estimates keep missing
Why your time estimates keep missing — Chinese original prompt
Analysis & Decision MakingA 30k gap between two reports
A 30k gap between two reports — Chinese original prompt
Office & CommunicationFinding the differences between two spreadsheets
Finding the differences between two spreadsheets — Chinese original prompt
Office & CommunicationWhen VLOOKUP returns nothing but N/A
When VLOOKUP returns nothing but N/A — Chinese original prompt
Office & CommunicationOne sheet, five people filling it
One sheet, five people filling it — Chinese original prompt
Office & CommunicationBuild a difference sheet first
Build a difference sheet first — Chinese original prompt
Analysis & Decision MakingStart with the base rate
Start with the base rate — Chinese original prompt
Office & CommunicationA weekly report your boss can act on
A weekly report your boss can act on — Chinese original prompt
Analysis & Decision MakingRed-Team My Judgment
Find only what is most likely wrong — no upsides
Analysis & Decision MakingThe Trap in the Measurement
The same number tells a different story under a different definition
Analysis & Decision MakingCorrelation or Causation
Two things moving together does not mean one drove the other
Analysis & Decision MakingEstimate a Number and Show the Basis
Get an order of magnitude without data, and say which step is shakiest
02 / Tools
Tools
03 / Guides
Guides
04 / MCP servers