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Subtract 7/80 from 98/72

1st number: 1 26/72, 2nd number: 7/80

98/72 - 7/80 is 917/720.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 80 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 72 × 10 = 720,
    98/72 = 98 × 10/72 × 10 = 980/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    7/80 = 7 × 9/80 × 9 = 63/720
  4. Subtract the two like fractions:
    980/720 - 63/720 = 980 - 63/720 = 917/720
  5. In mixed form: 1197/720

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