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Subtract 4/80 from 28/30

28/30 - 4/80 is 53/60.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 80 is 240
  2. For the 1st fraction, since 30 × 8 = 240,
    28/30 = 28 × 8/30 × 8 = 224/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    4/80 = 4 × 3/80 × 3 = 12/240
  4. Subtract the two fractions:
    224/240 - 12/240 = 224 - 12/240 = 212/240
  5. After reducing the fraction, the answer is 53/60

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