Decimal Day weights and measures.) Around the time of Decimalisation Day, "Decimal Adders" and other converters were available to help people convert between the old and new coins. The following is a table showing conversions between the decimal and pre-decimal systems. All pre-decimal coins (except for certain non-circulating coins such as crowns, sovereigns, and double florins which were explicitly excluded from demonetisation) are now no longer legal tender. Public outcry at the proposed demise of the old sixpence (6d), worth exactly p and originally slated for early withdrawal, postponed its withdrawal until June 1980. Shillings and florins, together with their same-sized 5p
Crown (British coin) this coin were minted, a very high number at the time, making them of little value today except as a mark of respect for the national war leader. Production of the Churchill Crown began on 11 October 1965, and stopped in the summer of 1966. The crown was worth five shillings (a shilling being 12 pre-decimal pence) until decimalisation in February 1971, and was also the basis of other denominations such as the half crown and double crown. The last five shilling piece was minted in 1965. The crown coin was nicknamed the "dollar", but is not to be confused