15/2 divided by 90/4
15/2 ÷ 90/4
=
1
3
Step-by-Step Solution
-
1Take reciprocal of second fraction90/4 becomes 4/90
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2Multiply by reciprocal15/2 × 4/90
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3Multiply numerators & denominators15 × 4 = 60 2 × 90 = 180
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4Simplify60/180 = 1/3
How to Divide Fractions
To divide fractions, use "Keep, Change, Flip": keep the first fraction unchanged, change the ÷ to ×, then flip the second fraction. Multiply and simplify.