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Subtract 7/70 from 20/3

1st number: 6 2/3, 2nd number: 7/70

20/3 - 7/70 is 197/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 70 is 210
  2. For the 1st fraction, since 3 × 70 = 210,
    20/3 = 20 × 70/3 × 70 = 1400/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    7/70 = 7 × 3/70 × 3 = 21/210
  4. Subtract the two fractions:
    1400/210 - 21/210 = 1400 - 21/210 = 1379/210
  5. After reducing the fraction, the answer is 197/30
  6. In mixed form: 617/30

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