To display numbers in scientific notation, use one of the exponent codes in the number format code â for example, Eâ, E+, eâ, or e+. If a number format code section contains a zero (0) or number sign (#) to the right of an exponent code, Excel displays the number in scientific notation and inserts an E or e.
Then, when Abraham Lincoln was in office he declared the last Thursday of November Thanksgiving Day in 1863. That is when it finally became a national holiday. Every president since Lincoln has also declared Thanksgiving a national holiday.
As a US national holiday, Thanksgiving first became an annual tradition in 1863. George Washington had proclaimed Thanksgiving celebrations in 1789 and 1795, John Adams in 1798 and 1799, and James Madison in 1814 after the War of 1812.