Rounding Calculator
Round numbers using various methods and precision levels
Number Input
Tips:
- • Use decimal points for fractional numbers
- • Negative numbers are supported
- • Scientific notation (e.g., 1.23e-4) works too
- • Choose the appropriate rounding method for your needs
Results
3.14
Rounded Result
Original: 3.14159
Steps:
- Starting with number: 3.14159
- Rounding to nearest number with 2 decimal places
- Final result: 3.14
Rounding Methods Explained
Basic Methods
- • Round to Nearest: Standard rounding to closest value
- • Round Up: Always rounds up (ceiling)
- • Round Down: Always rounds down (floor)
- • Truncate: Removes decimal places without rounding
Special Methods
- • Banker's Rounding: Rounds to nearest even number when tied
- • Nearest Multiple: Rounds to closest multiple of a value
Common Applications
Financial
- • Currency calculations
- • Interest rates
- • Tax calculations
- • Financial reporting
Scientific
- • Measurement data
- • Statistical analysis
- • Experimental results
- • Engineering calculations
Programming
- • Data processing
- • Display formatting
- • Numerical algorithms
- • Performance optimization