Determination of the day of the week ISO 8601. The day designated with 7 may also be counted as "0", by applying the arithmetic modulo 7, which calculates the remainder of a number after division by 7. Thus, the number 7 is treated as 0, 8 as 1, 9 as 2, 18 as 4 and so on. If Sunday is counted as day 1, then 7 days later (i.e. day 8) is also a Sunday, and day 18 is the same as day 4, which is a Wednesday since this falls three days after Sunday. The basic approach of nearly all of the methods to calculate the
Three-Day Week of electricity remained in force. A second general election was held in October 1974 cementing the Labour administration, which gained a majority of three seats. The new Labour government increased miners' wages by 35% immediately after the February 1974 election. In February 1975, a further increase of 35% was achieved without any industrial action. In the campaign for the 1979 general election, after the Winter of Discontent running into that year, both main adversaries had startling graphic advertisements: Labour reminded voters of the Three-Day Week, with a poster showing a lit candle and bearing the slogan "Remember the last time