[Top 50 Excel Problems] No. 7: Numbers won't calculate! Converting 'text numbers' to numeric values

If you enter numbers but the sum is 0, or the sort order is strange, check if the numbers in the cells are saved as 'text' ...

Why Excel SUM totals don't match: "Numbers as text" | Find them with COUNT and ISTEXT, fix with VALUE

When you paste a CSV downloaded from accounting software or a bank into Excel and use SUM to total it, the result doesn't ...