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The number 40 is spelled forty despite the fact that four contains a u. Even though it is often misspelled fourty, the only widely accepted spelling of the number is forty.
Jun 21, 2023 · The correct spelling of the number 40 is forty. In modern times, fourty is incorrect, although in the past this was likely the original spelling. Nowadays, forty is the accepted spelling and fourty is considered a mistake. Forty (40) is the number that follows 39 and precedes 41.
Mathematics. Forty is the fourth octagonal number. [3] As the sum of the first four pentagonal numbers: , it is also the fourth pentagonal pyramidal number. [4] Forty is a repdigit in ternary, and a Harshad number in decimal. [5] 40 is an abundant number, because the sum of its proper divisors is greater than 40.
She was a successful banker by the time she was forty. The report notes that forty percent of lawyers entering the profession are women. The average person in the street is a lot better off than they were forty years ago. SMART Vocabulary: related words and phrases.
Oct 28, 2015 · Science, religion, and literature all agree—you can always count on 40. 1. Forty is the only number in English whose letters appear in alphabetical order. 2. Minus 40 degrees, or “40 below ...
Nov 18, 2022 · Forty (40) is a cardinal number (i.e., a number used to indicate quantity). Like other words for numbers, it can be grammatically classified as a determiner, adjective, noun, or pronoun. “Fourty” is sometimes used instead of forty, but this is incorrect.
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Forty is the number that is after thirty-nine and before forty-one . The prime factors of forty are 2 and 5. (2 * 2 * 2 * 5 = 40) Forty is also the only number in the English language which is spelt in alphabetical order.
40 is a really nice number to work with. It feels like a natural choice for exploring a new topic in math. In this lesson, we will break down 40 to find its various types of factors, look at their properties, and apply the method we used to be able to factorize any number.
Table of 40 is provided with FREE printable PDF Download to help students with Multiplication Table of Forty. Practice multiplication facts on 40 Times Table for faster math calculations.
