100% Free MasterclassMath & TrigonometryBeginner Level
=LOG() Interactive Masterclass & Practice Simulator
Returns the logarithm of a number to the base you specify.
Official Syntax:
=LOG(number, [base])Live Interactive Excel Spreadsheet (Full Width)
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Excel Live Grid: =LOG() Practice Dataset=LOG() Engine • Click Any Cell to Calculate
E2
fx
🎯 Active Cell: Enter any formula or value into cell E2! Try
Sheet: Sheet 1 (Practice Table)=LOG(A2:A6)Formula Assistant
Cell: E2Excel Calculation Rules:
- Click on any cell across the entire sheet.
- Type
=B2*C2,=LOG(...), or any math! - Click other cells to insert cell addresses automatically.
- Press Enter or click ✓ to evaluate live!
⚡ Pro Keyboard Shortcuts:
Enter CalculateTab Next CellF2 Edit CellEsc Cancel
Ready • Any Cell Formula Engine•Zoom: 100%
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Graded Practice Challenges (1)
1
Exercise 1: Practice =LOG() in Live Simulator
+50 XP
🎯 Target Goal:
Calculate =LOG() output on sample data
Syntax Parameters Breakdown
numberRequiredThe positive real number for log.
[base]OptionalThe base of the logarithm (default is 10).
Top Pitfalls to Avoid:
- Forgetting to close the parenthesis ) at the end of the formula.
- Mismatching cell range sizes in lookup vectors or criteria arrays.
Corporate Pro Tips:
- Press Tab while typing =LOG( to auto-complete with IntelliSense.
- Click directly on spreadsheet cells to auto-insert cell coordinates without manual typing.
- Use absolute references ($A$2:$A$6) with F4 when copying formulas across multiple rows.