139/4 divided by 210/2
139/4 ÷ 210/2
=
139
420
Step-by-Step Solution
-
1Take reciprocal of second fraction210/2 becomes 2/210
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2Multiply by reciprocal139/4 × 2/210
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3Multiply numerators & denominators139 × 2 = 278 4 × 210 = 840
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4Simplify278/840 = 139/420
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.