Coins of the Indian rupee in 1964, which was a new denomination, and continued to be minted till 1971. One and Two paisa coins were changed to Aluminium and were minted without the Devanagari legend from 1965. 20 paisa coin was introduced in 1968, which continued to be minted till 1971. From 1982, New series was launched. the 20 paisa coin which was last minted in 1971, was reintroduced again, but in Aluminium. The size and the design of 10 paisa, 50 paisa and 1 rupee was changed, though they continued to be minted in the same metal. Coins of 3p, 2p and 1p were
Decimal time He also suggested a week of 10 days and dividing the year into 10 "solar months". Decimal time was officially introduced during the French Revolution. Jean-Charles de Borda made a proposal for decimal time on November 5, 1792. The National Convention issued a decree on 5 October 1793: These parts were named on 24 November 1793 (4 Frimaire of the Year II). The primary divisions were called hours, and they added: Thus, midnight was called either "dix heures" (10 o'clock) or "zero heures" (0 o'clock), noon was called "cinq heures" (5 o'clock), etc. Units were either written out or abbreviated,