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Quandaries & Queries
Q & Q
Topic:
cross multiplication
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Comparing two fractions
2007-01-18
From Kayla:
Why does eight over twelve compared to one half work when you use cross multiplication.
Answered by Penny Nom.
Cross multiplication
2000-02-16
From J E Swinton:
Why does cross multiplication work?
How come canceling work?
Answered by Penny Nom.
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