How to Copy Formula Down in Excel

What this does

Copying a formula repeats the logic while Excel adjusts relative cell references. A formula in C2 such as =A2*B2 becomes =A3*B3 when filled down to C3. Absolute references with dollar signs stay fixed, mixed references lock only the row or column, and Paste Special ▸ Formulas copies the formula without copying formatting. The same idea underpins a lot of everyday Excel work, so the few minutes spent getting it right here pay back across every sheet you build afterwards. Treat it as a pattern, not a one-off, and it stops being something you look up and starts being something you reach for. For “copy formula down in excel”, the reliable version is a short checking loop, not just the first command that appears to work. Run it on a deliberately small range first, watch how the affected formula change, and only then apply the same setup to the full sheet. When this is a ribbon command, the selection matters more than the button: confirm the range, apply the command, then spot-check the output before saving. That is what makes a workflow that saves repeating the same clicks every week useful in real work: repeatable, auditable, and not dependent on memory or luck.

A worked example

C2 contains =A2*B2 for quantity times price. Drag the fill handle from C2 to C20 and Excel writes =A3*B3, =A4*B4 and so on. If every row must multiply by a tax rate in F1, write =A2*B2*$F$1 before filling down so the F1 reference does not move. Fast, correct formula copying is core spreadsheet work. It turns one tested row into a reliable model and prevents subtle reference drift across hundreds of rows. If there is any chance you will reuse this, drop it into a small template tab right now: a labelled input area on the left and the formula beside it, checked once against the tool above. Next time the same question comes up, the answer is a single paste away instead of a rebuild from memory.

In Google Sheets

If you are in Google Sheets rather than Excel, the good news is that the formula shown here is identical and the workflow barely changes — menus sit across the top instead of in a ribbon, and a few function names differ slightly, but anything you build here moves across with little or no rework. The aim was to get you unstuck fast and leave you a little more capable than a copy-paste would. The answer is at the top, the tool proves it, and the detail above shows why it holds — so the next time a colleague asks, you can answer without reaching for search. Treat “copy formula down in excel” as a small building block rather than a chore. Once the inputs sit in their own cells and the formula reads from them, the same setup answers a dozen related questions with a tweak, and Excel keeps every dependent figure current as the data changes. The tool above is there so you can rehearse and verify before committing anything to a real workbook; the steps and worked example are there so the logic sticks. Get it right once and it stops costing you time — it starts saving it, every time the question comes back around.

Common mistakes

• Forgetting absolute references, so lookup tables, rates or assumptions shift while copying.
• Copying formatting along with formulas and accidentally changing the report style.
• Filling into rows with gaps, where double-clicking the fill handle may stop early.
• Pasting formulas over existing manual overrides without checking dependencies.

Frequently asked questions