🎯 Rounding Calculator
Round numbers to any decimal place or significant figure. Multiple rounding methods supported.
Rounding Methods
| Round Half Up | 2.5 → 3, -2.5 → -3 |
| Round Half Down | 2.5 → 2, -2.5 → -2 |
| Round Half to Even | 2.5 → 2, 3.5 → 4 (Banker's rounding) |
| Ceiling | Always round up |
| Floor | Always round down |
| Truncate | Remove decimal part |