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cross multiplication
crossmultiply
^{}
/
ˈkrɔsˈmʌl
tɪˌplaɪ, ˈkrɒs
/
Show Spelled
[
kraws

muhl
tiplahy,
kros

]
Show IPA
verb (used without object),
crossmultiplied,
crossmultiplying.
Mathematics
.
to remove
fractions
from an equation by multiplying each side by the common multiple of the denominators of the fractions of both sides.
Also,
cross multiply.
Origin:
1950–55
Related forms
crossmultiplication
/
ˈkrɔsˌmʌl
tɪ
plɪˌkeɪ
ʃən
,
ˈkrɒs
/
Show Spelled
[
kraws
muhltiplikeysh
uh
n
,
kros

]
Show IPA
,
cross multiplication,
noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source

Link To
cross multiplication
American Heritage
Science Dictionary
crossmultiply
To multiply the numerator of one of a pair of
fractions
by the denominator of the other.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
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