Definition and Usage The round() function returns a floating point number that is a rounded version of the specified number, with the specified number of decimals. The default number of decimals is 0, …

Mar 20, 2026 · round () is a built-in Python function used to round numbers to a specified number of decimal places. If only the number is provided, it rounds to the nearest integer.

The behavior of round() for floats can be surprising: for example, round(2.675, 2) gives 2.67 instead of the expected 2.68. This is not a bug: it’s a result of the fact that most decimal fractions can’t be …

The built-in round() function takes a numeric argument and returns it rounded to a specified number of decimal places. This rounding operation uses the round half-to-even strategy, which can yield results …

Jan 9, 2025 · Learn how to use Python's `round ()` function to round numbers to the nearest integer or specified decimal places. This tutorial includes syntax, examples.

Feb 5, 2026 · Learn how to use Python's round () function for number rounding, including syntax, parameters, and practical examples for precise calculations.

The float printing routines use an accurate but much more computationally demanding algorithm to compute the number of digits after the decimal point. Alternatively, Python’s builtin round function …

Jan 16, 2026 · The round() function is the most commonly used method for rounding in Python. Its basic syntax is round(number, ndigits), where number is the number to be rounded, and ndigits is the …

The Python round () function is used to round the given floating point number to the nearest integer value. The round is done with the specified number of decimal points.

Python provides multiple built-in methods for rounding numbers, each serving different purposes. This comprehensive guide covers all the essential rounding functions in Python, from the basic round () …