Round Numbers to Any Precision
Round decimals, integers, or significant figures using different rounding rules. Choose from standard, banker's, or custom methods for precise results.
Number System Rounding Calculator
Round numbers to decimal places, significant figures, or nearest value
Rounding Methods
Decimal Places
3.14159 → 3.14 (2 places)
Significant Figures
3.14159 → 3.1 (2 sig figs)
Nearest Value
3.7 → 4.0 (nearest 0.5)
Round Up/Down
3.14159 → 3.15 / 3.14
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