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Subtract 3/84 from 70/8

1st number: 8 6/8, 2nd number: 3/84

70/8 - 3/84 is 61/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 84 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 8 × 21 = 168,
    70/8 = 70 × 21/8 × 21 = 1470/168
  3. Likewise, for the 2nd fraction, since 84 × 2 = 168,
    3/84 = 3 × 2/84 × 2 = 6/168
  4. Subtract the two like fractions:
    1470/168 - 6/168 = 1470 - 6/168 = 1464/168
  5. After reducing the fraction, the answer is 61/7
  6. In mixed form: 85/7

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