English Decimalization of the British monetary system Decimal Day on Wikipedia Decimal Day decimalise erst 1971 en:Decimal Day decimalisation Decimal Day Decimalization of the British monetary system Decimal Day English abandoned in 1971 Britain adopted the decimal system in 1971 before "decimalisation" in 1971 decimal coinage Decimal Day Decimal Day decimalise pre-decimalisation Decimal Day erst 1971 英語版 decimalised decimalization decimalized until 1971 Decimal Day Decimal Day Decimal Day decimalisation decimalization decimalization Decimal Day Decimal Day decimalization (en) 英語版 英語版 Decimal Day English Britain adopted the decimal system in 1971 English decimal