100/2 divided by 78/4

100/2 ÷ 78/4
=
100 39
Mixed Number: 2 22/39
Decimal: 2.564103
Percentage: 256.41%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    78/4 becomes 4/78
  2. 2
    Multiply by reciprocal
    100/2 × 4/78
  3. 3
    Multiply numerators & denominators
    100 × 4 = 400    2 × 78 = 156
  4. 4
    Simplify
    400/156 = 100/39

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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