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Subtract 8/70 from 30/7

1st number: 4 2/7, 2nd number: 8/70

30/7 - 8/70 is 146/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 70 is 70

    Next, find the equivalent fraction of both fractional numbers with denominator 70
  2. For the 1st fraction, since 7 × 10 = 70,
    30/7 = 30 × 10/7 × 10 = 300/70
  3. Likewise, for the 2nd fraction, since 70 × 1 = 70,
    8/70 = 8 × 1/70 × 1 = 8/70
  4. Subtract the two like fractions:
    300/70 - 8/70 = 300 - 8/70 = 292/70
  5. After reducing the fraction, the answer is 146/35
  6. In mixed form: 46/35

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