Rounding Calculator

All tools

Round any number to decimal places, significant figures or the nearest 10, 100, 1000 or custom step, with half up, half down or half to even rounding. Free and instant.

Rounded value –
Round down (floor) –
Round up (ceiling) –
Truncated –
Half up rounds .5 away from zero, half down rounds .5 toward zero, and half to even (banker's rounding) rounds .5 to the nearest even multiple.
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