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Subtract 3/90 from 70/12

1st number: 5 10/12, 2nd number: 3/90

70/12 - 3/90 is 29/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 90 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 12 × 15 = 180,
    70/12 = 70 × 15/12 × 15 = 1050/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    3/90 = 3 × 2/90 × 2 = 6/180
  4. Subtract the two like fractions:
    1050/180 - 6/180 = 1050 - 6/180 = 1044/180
  5. After reducing the fraction, the answer is 29/5
  6. In mixed form: 54/5

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