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Subtract 98/80 from 70/18

1st number: 3 16/18, 2nd number: 1 18/80

70/18 - 98/80 is 959/360.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 80 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 18 × 40 = 720,
    70/18 = 70 × 40/18 × 40 = 2800/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    98/80 = 98 × 9/80 × 9 = 882/720
  4. Subtract the two like fractions:
    2800/720 - 882/720 = 2800 - 882/720 = 1918/720
  5. After reducing the fraction, the answer is 959/360
  6. In mixed form: 2239/360

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