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Subtract 70/15 from 28/8

1st number: 3 4/8, 2nd number: 4 10/15

28/8 - 70/15 is -7/6.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 15 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 8 × 15 = 120,
    28/8 = 28 × 15/8 × 15 = 420/120
  3. Likewise, for the 2nd fraction, since 15 × 8 = 120,
    70/15 = 70 × 8/15 × 8 = 560/120
  4. Subtract the two like fractions:
    420/120 - 560/120 = 420 - 560/120 = -140/120
  5. After reducing the fraction, the answer is -7/6

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