Mathematics & Basic ToolsSep 9, 2025
How to Convert Binary - Decimal, Hex & Octal
Learn binary conversion to decimal, hex and octal using bit weights and examples, plus two’s complement basics.
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Calculator AvailableMathematics & Basic ToolsSep 9, 2025
How to Add, Subtract & Convert Time
Add/subtract durations, find differences and convert to decimal hours. Ideal for timesheets and payroll.
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Calculator AvailableMathematics & Basic ToolsSep 9, 2025
How to Calculate Speed, Distance & Time
Use the speed formula to solve for distance or time with unit conversions and practical travel examples.
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Calculator AvailableMathematics & Basic ToolsMar 20, 2025
How to Calculate Age Accurately: A Complete Manual Guide
Learn how to calculate age from a date of birth manually. Step-by-step guide with formulas, examples, and how to account for leap years and variable month lengths.
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