noun
approximate value; approximation
Mathematical term for a value that is close to, but not exactly equal to, the true value. Used in contexts such as numerical analysis, rounding, and estimation.
円周率の近似値として3.14がよく使われる。
3.14 is often used as an approximate value for pi.
この計算では、平方根の近似値を小数点以下3桁まで求めてください。
In this calculation, please find the approximate value of the square root to three decimal places.