45/7 divided by 21/7

45/7 ÷ 21/7
=
15 7
Mixed Number: 2 1/7
Decimal: 2.142857
Percentage: 214.29%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    21/7 becomes 7/21
  2. 2
    Multiply by reciprocal
    45/7 × 7/21
  3. 3
    Multiply numerators & denominators
    45 × 7 = 315    7 × 21 = 147
  4. 4
    Simplify
    315/147 = 15/7

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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