128/4 divided by 280/4

128/4 ÷ 280/4
=
16 35
Decimal: 0.457143
Percentage: 45.71%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    280/4 becomes 4/280
  2. 2
    Multiply by reciprocal
    128/4 × 4/280
  3. 3
    Multiply numerators & denominators
    128 × 4 = 512    4 × 280 = 1120
  4. 4
    Simplify
    512/1120 = 16/35

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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