🔢 Number Tool
Rounding Calculator
Round to Nearest Integer · Tenth · Hundredth
Round any number to a specified precision using standard "half up" rounding. Choose from common places or enter custom decimal places.
rounding calculator
round to nearest tenth
round to hundredth
decimal rounding
Calculator
Enter a number
Round to
Rounded Result
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📖 How rounding works (Half Up)
Select a number and precision to see the rounding steps.
Examples
Rounding Examples (Half Up)
| Original | Round to nearest integer | Round to tenth | Round to hundredth |
|---|---|---|---|
| 3.14159 | 3 | 3.1 | 3.14 |
| 2.675 | 3 | 2.7 | 2.68 |
| 5.5 | 6 | 5.5 | 5.50 |
| -2.3 | -2 | -2.3 | -2.30 |
| 0.049 | 0 | 0.0 | 0.05 |
🔹 Standard rounding: if next digit ≥ 5, round up; otherwise round down.