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Subtract 12/70 from 9/5

1st number: 1 4/5, 2nd number: 12/70

9/5 - 12/70 is 57/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 70 is 70

    Next, find the equivalent fraction of both fractional numbers with denominator 70
  2. For the 1st fraction, since 5 × 14 = 70,
    9/5 = 9 × 14/5 × 14 = 126/70
  3. Likewise, for the 2nd fraction, since 70 × 1 = 70,
    12/70 = 12 × 1/70 × 1 = 12/70
  4. Subtract the two like fractions:
    126/70 - 12/70 = 126 - 12/70 = 114/70
  5. After reducing the fraction, the answer is 57/35
  6. In mixed form: 122/35

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