Find missing or changed values

Match customer lists, find missing values, and combine spreadsheets. See how to solve everyday Excel problems with worked examples in JOIN SHEET.

Find missing or changed values

Compare changes when the main ID repeats

Match records using a main ID and line ID that stay unchanged, then compare other values. A repeated main ID alone cannot identify the right pair.

Find missing or changed values

Reconcile invoice lines with statement totals

Sum invoice line items to one row per invoice, save the totals, then compare against the statement to reveal amount differences and missing invoices.