- cross multiply
*intransitive verb***Etymology:**back-formation from*cross multiplication***:**to find the two products obtained by multiplying the numerator of each of two fractions by the denominator of the other* * *

*Math.*to remove fractions from an equation by multiplying each side by the common multiple of the denominators of the fractions of the opposite side.[1950-55]

*Useful english dictionary.
2012.*

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**cross-multiply**— cross mul·ti·ply (krôsʹmŭlʹtə plī , krŏsʹ ) intr.v. cross mul·ti·plied, cross mul·ti·ply·ing, cross mul·ti·plies To multiply the numerator of one of a pair of fractions by the denominator of the other. cross multiplication n. * * * … Universalium**cross multiply**— cross′ mul′tiply v. i. math. to remove fractions from an equation by multiplying each side by the common multiple of the denominators of the fractions of the opposite side • Etymology: 1950–55 cross′ multiplica′tion, n … From formal English to slang**cross multiply**— cross multiplication. Math. to remove fractions from an equation by multiplying each side by the common multiple of the denominators of the fractions of the opposite side. [1950 55] * * * … Universalium**cross multiply**— intransitive verb Date: 1951 to clear an equation of fractions when each side consists of a fraction with a single denominator by multiplying the numerator of each side by the denominator of the other side and equating the two products obtained • … New Collegiate Dictionary**cross-multiply**— verb To set the product of the extremes of a proportion equal to the product of its means. Cross multiplying yields … Wiktionary**Cross-multiplication**— In mathematics, specifically in elementary arithmetic and elementary algebra, given an equation between two fractions or rational expressions, one can cross multiply to simplify the equation or determine the value of a variable. For an equation… … Wikipedia**cross multiplication**— noun see cross multiply … New Collegiate Dictionary**Cross Game**— volume 1 cover as published by Shogakukan, showing Ko (left) and Wakaba クロスゲーム … Wikipedia**Cross Game**— クロスゲーム (Куросу Гэму) Жанр романтическая комедия, спокон … Википедия**Multiply (website)**— This article is about the website. For the mathematical concept, see multiplication. Multiply M … Wikipedia