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Subtract 70/8 from 24/84

1st number: 24/84, 2nd number: 8 6/8

24/84 - 70/8 is -237/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 8 is 168
  2. For the 1st fraction, since 84 × 2 = 168,
    24/84 = 24 × 2/84 × 2 = 48/168
  3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
    70/8 = 70 × 21/8 × 21 = 1470/168
  4. Subtract the two fractions:
    48/168 - 1470/168 = 48 - 1470/168 = -1422/168
  5. After reducing the fraction, the answer is -237/28

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