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Rounding Calculator

Round a number to a decimal place, including tens and hundreds.

How It Works

Round to the nearest multiple of 10^(−places). Ties round away from zero; floating-point approximations apply.

Reference Sources

FAQs

How does this calculator work?

Round to the nearest multiple of 10^(−places). Ties round away from zero; floating-point approximations apply.

What assumptions should I check?

Check the units and definitions shown beside each input. Results use the values you enter.