81/4 divided by 63/4

81/4 ÷ 63/4
=
9 7
Mixed Number: 1 2/7
Decimal: 1.285714
Percentage: 128.57%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    63/4 becomes 4/63
  2. 2
    Multiply by reciprocal
    81/4 × 4/63
  3. 3
    Multiply numerators & denominators
    81 × 4 = 324    4 × 63 = 252
  4. 4
    Simplify
    324/252 = 9/7

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.

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