153/4 divided by 210/2
153/4 ÷ 210/2
=
51
140
Step-by-Step Solution
-
1Take reciprocal of second fraction210/2 becomes 2/210
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2Multiply by reciprocal153/4 × 2/210
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3Multiply numerators & denominators153 × 2 = 306 4 × 210 = 840
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4Simplify306/840 = 51/140
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.