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Subtract 60/56 from 90/70

1st number: 1 20/70, 2nd number: 1 4/56

90/70 - 60/56 is 3/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 56 is 280
  2. For the 1st fraction, since 70 × 4 = 280,
    90/70 = 90 × 4/70 × 4 = 360/280
  3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
    60/56 = 60 × 5/56 × 5 = 300/280
  4. Subtract the two fractions:
    360/280 - 300/280 = 360 - 300/280 = 60/280
  5. After reducing the fraction, the answer is 3/14

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