128/4 divided by 315/4

128/4 ÷ 315/4
=
128 315
Decimal: 0.406349
Percentage: 40.63%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    315/4 becomes 4/315
  2. 2
    Multiply by reciprocal
    128/4 × 4/315
  3. 3
    Multiply numerators & denominators
    128 × 4 = 512    4 × 315 = 1260
  4. 4
    Simplify
    512/1260 = 128/315

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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