Rounding Calculator

Round numbers to decimal places, significant figures, or to the nearest value.

Number to Round

Enter Number

Rounding Method

Rounding Type

Number of Decimal Places

Rounding Rules

Standard Rounding (Half Up):

If digit ≥ 5, round up. If digit < 5, round down.

Significant Figures:

Count from the first non-zero digit.

Example: 0.00456 has 3 sig figs

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Rounding Results

Rounded to 2 decimal places3.14

Rounded (0 decimals)3

Rounded (2 decimals)3.14

Floor (round down)3

Ceiling (round up)4