How the way we’re taught to round numbers in school falls short

A different approach is better suited for machine learning and quantum computing

image of numbers written on a chalkboard

A method taught in school for rounding numbers doesn’t work well for certain uses, including in machine learning. Now, a different way of rounding is making a “resurgence,” researchers say.

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Imagine needing to estimate the total cost of the items in your grocery basket to decide whether to put something back.