Excel Remove Substring

What this does

LEFT, RIGHT and MID pull a slice of characters out of a longer string. LEFT takes characters from the start, RIGHT from the end, and MID takes a run of characters beginning at a position you give it. LEFT and RIGHT each need just the text and a count; MID needs the text, the starting position, and how many characters to take. Paired with FIND or SEARCH (which return the position of a character such as a space), they split first and last names dynamically without hard-coding lengths. 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 “excel remove substring”, 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 cells change, and only then apply the same setup to the full sheet. When a formula is involved, keep the inputs labelled beside it, reference cells instead of typing values, and apply number formatting only after the result checks out. That is what makes a text operation that turns messy entries into clean, usable data useful in real work: repeatable, auditable, and not dependent on memory or luck.

A worked example

Take the product code "ABC123" in A2. =LEFT(A2, 3) returns "ABC", =RIGHT(A2, 3) returns "123", and =MID(A2, 4, 3) returns "123" by starting at the 4th character. To split a full name in B2 like "Maria Klein" at the space: =LEFT(B2, FIND(" ", B2) - 1) returns "Maria", and =MID(B2, FIND(" ", B2) + 1, 100) returns "Klein" — FIND locates the space so the formula works whatever the name length. LEFT, RIGHT and MID are the everyday tools for splitting codes, names and IDs into parts — area codes, file extensions, first and last names — especially when teamed with FIND or SEARCH for variable-length data. 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

Everything above works in Google Sheets too. Excel and Sheets share the formula syntax used here; only the surrounding menus are arranged differently. That portability is deliberate — learn it once and it follows you between the two tools and across Windows and Mac. Keep this page bookmarked for the next time the same question comes up. Better still, rebuild the example once in your own sheet — doing it yourself, with the tool above to check against, is what turns a copied formula into a technique you own. Treat “excel remove substring” 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

• Mixing up MID arguments — the order is text, start_num, then num_chars, not text, length, start; the second number is where to begin.
• Using a fixed number of characters for names or codes of varying length; combine with FIND or SEARCH so the count adapts to each cell.
• Counting MID positions from 0 — the first character is position 1, so =MID(A2, 1, 3) takes the first three characters.

Frequently asked questions