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Subtract 6/80 from 20/70

20/70 - 6/80 is 59/280.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 80 is 560
  2. For the 1st fraction, since 70 × 8 = 560,
    20/70 = 20 × 8/70 × 8 = 160/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    6/80 = 6 × 7/80 × 7 = 42/560
  4. Subtract the two fractions:
    160/560 - 42/560 = 160 - 42/560 = 118/560
  5. After reducing the fraction, the answer is 59/280

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