In this KS2 Maths article you’ll learn how to round decimals to one decimal place. We also have a KS2 Maths quiz and lots of examples ...

Using the formula C=2 pi r with fifteen decimal places of pi, you’d only be off on the true circumference of the circle by a centimeter or so. On solar scales, there’s no need to go further.

Formula 1 measures its lap and race times to three decimal places to ensure that timing is both accurate and easy to understand. Each decimal place has its own label - tenths, hundredths, and ...

In practical terms, a pip is one-hundredth of 1% (1/100 × 0.01) and appears in the fourth decimal place (0.0001). It is the smallest price change increment for most forex pairs.

On the surface, it’s petty, but this masks a more serious point; that the de facto single decimal-place system for measuring 0-62mph times is now out of date.

Java double precision The precision of a double in Java is 10 -324 decimal places, although true mathematical precision can suffer due to issues with binary arithmetic. To simplify display, you can ...