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Subtract 90/9 from 5/70

1st number: 5/70, 2nd number: 10 0/9

5/70 - 90/9 is -139/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 9 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 70 × 9 = 630,
    5/70 = 5 × 9/70 × 9 = 45/630
  3. Likewise, for the 2nd fraction, since 9 × 70 = 630,
    90/9 = 90 × 70/9 × 70 = 6300/630
  4. Subtract the two like fractions:
    45/630 - 6300/630 = 45 - 6300/630 = -6255/630
  5. After reducing the fraction, the answer is -139/14

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