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Subtract 7/70 from 5/4

1st number: 1 1/4, 2nd number: 7/70

5/4 - 7/70 is 23/20.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 4 × 35 = 140,
    5/4 = 5 × 35/4 × 35 = 175/140
  3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
    7/70 = 7 × 2/70 × 2 = 14/140
  4. Subtract the two like fractions:
    175/140 - 14/140 = 175 - 14/140 = 161/140
  5. After reducing the fraction, the answer is 23/20
  6. In mixed form: 13/20

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