what is 3/12 / 4/21 in simplest form

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Guest Dec 14, 2014

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Best Answer

When you divide common fractions, multiply by the reciprocal:

(3/12) / (4/21) = (3/12) x (21/4) = (3 x 21) / (12 x 4) = 63/48 = 21/16

geno3141 Dec 14, 2014

geno3141 · Answer 1 · 2014-12-14T06:16:42

When you divide common fractions, multiply by the reciprocal:

(3/12) / (4/21) = (3/12) x (21/4) = (3 x 21) / (12 x 4) = 63/48 = 21/16