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Subtract 70/7 from 1/30

1st number: 1/30, 2nd number: 10 0/7

1/30 - 70/7 is -299/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 7 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 30 × 7 = 210,
    1/30 = 1 × 7/30 × 7 = 7/210
  3. Likewise, for the 2nd fraction, since 7 × 30 = 210,
    70/7 = 70 × 30/7 × 30 = 2100/210
  4. Subtract the two like fractions:
    7/210 - 2100/210 = 7 - 2100/210 = -2093/210
  5. After reducing the fraction, the answer is -299/30

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