Decimal Day old coins were returned to the banks and in this way the bulk of them were quickly taken out of circulation. The new halfpenny, penny, and twopence coins were introduced on 15 February 1971. Within two weeks of Decimal Day, the old penny (1d) and old threepenny (3d) coins had left circulation, and old sixpences were becoming rare. On 31 August 1971, the 1d and 3d were officially withdrawn from circulation, ending the transition period. The government intended that in speech the new units would be called "new pence", but the public decided that it was clearer and quicker to
Penny (British pre-decimal coin) pennies" means specifically eight individual penny coins. Before Decimal Day in 1971 twelve pence made a shilling, and twenty shillings made a pound, hence 240 pence in one pound. Values less than a pound were usually written in terms of shillings and pence, e.g. 42 pence would be three shillings and sixpence (3/6), pronounced "three and six". Values of less than a shilling were simply written in terms of pence, e.g. eight pence would be 8d. This version of the penny was made obsolete in 1971 by decimalisation, and was replaced by the decimal penny, worth 2.4 old pence. The