What is the smallest denomination of British pounds?

One pound is currently equal to 100 New Pence. Coins are divided into halfpenny (halfpenny, ceased to circulate in 1985), 1p, 2p, 5p, 10p, 20p, one crown (25p, ceased to circulate in 1990), 50p, 1 pound, 2 £5, £5 (called the krona after 1990). All coins have a portrait of the British monarch on the obverse. In addition to the minted value on the reverse, coins minted in different administrative regions have different patterns. However, regardless of which administrative region the coin was minted in, it is common throughout the country. British banknotes are divided into 1 pound (out of circulation in 1988), 5 pounds, 10 pounds, 20 pounds and 50 pounds. There are different portraits of British celebrities.