Coins of the pound sterling coins' designs. As of 31 March 2016, there were an estimated 30.14 billion coins circulating in the United Kingdom. The first decimal coins were circulated in 1968. These were the five pence (5p) and ten pence (10p), and had values of one shilling (1/-) and two shillings (2/-), respectively, under the pre-decimal £sd system. The decimal coins are minted in copper-plated steel (previously bronze), nickel-plated steel, cupronickel and nickel-brass. The two-pound coins, and, as from 28 March 2017 the new one-pound coins, are bimetallic. The coins are discs, except for the twenty pence and fifty pence pieces, both of which
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