Understand exactly how the dollar sign ($) locks columns and rows when formulas are copied.
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Practice live Excel formulas directly in your browser. Real calculation verified by HyperFormula.
Calculate total revenue in cell D6 by summing all items in column D (cells D2 to D5).
Every formula you enter is evaluated by a real spreadsheet engine in your browser — results are not pre-computed.
| # | A | B | C | D |
|---|---|---|---|---|
| 1 | Product | Quantity | Unit Price | Total |
| 2 | Laptop | 5 | 45000 | 225000 |
| 3 | Mouse | 20 | 500 | 10000 |
| 4 | Keyboard | 15 | 1200 | 18000 |
| 5 | Monitor | 8 | 12500 | 100000 |
| 6 | Grand Total |
When you drag or copy a formula down a column, cell references adjust automatically. But what happens when you calculate GST (18%) from a fixed tax cell?
A1): Both column and row change when dragged.$A$1): Neither column nor row changes. Press F4 to toggle!$A1): Column is locked; row shifts freely.A$1): Column shifts freely; row is locked (ideal for multi-column commission tables).Stuck on a formula or edge case? Ask questions, upvote solutions, and earn community XP.
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