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Subtract 27/40 from 70/12

1st number: 5 10/12, 2nd number: 27/40

70/12 - 27/40 is 619/120.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 40 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 12 × 10 = 120,
    70/12 = 70 × 10/12 × 10 = 700/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    27/40 = 27 × 3/40 × 3 = 81/120
  4. Subtract the two like fractions:
    700/120 - 81/120 = 700 - 81/120 = 619/120
  5. In mixed form: 519/120

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