有ゆう効こう桁けた

noun

significant digit; significant figure

Mathematical term referring to digits that carry meaningful information about precision. Often used in contexts like rounding, measurement, and scientific notation.

• この計けい算さんでは有ゆう効こう桁けたを3桁けたに丸まるめてください。

  Please round to three significant digits in this calculation.

• 測そく定てい値ちの有ゆう効こう桁けたに注ちゅう意いして記き録ろくする。

  Record the measured values, paying attention to significant figures.