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Subtract 5/4 from 9/70

1st number: 9/70, 2nd number: 1 1/4

9/70 - 5/4 is -157/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 4 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 70 × 2 = 140,
    9/70 = 9 × 2/70 × 2 = 18/140
  3. Likewise, for the 2nd fraction, since 4 × 35 = 140,
    5/4 = 5 × 35/4 × 35 = 175/140
  4. Subtract the two like fractions:
    18/140 - 175/140 = 18 - 175/140 = -157/140

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