noun
positional representation
Computing term for representing numbers by the positions of digits, such as in place-value notation or positional numeral systems.
コンピュータは位取り表現を使って数値を処理する。
Computers process numerical values using positional representation.
Compound of 位取り (くらいどり, 'digit placement') and 表現 (ひょうげん, 'representation').