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Add 54/15 and 70/8

1st number: 3 9/15, 2nd number: 8 6/8

54/15 + 70/8 is 247/20.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 15 × 8 = 120,
    54/15 = 54 × 8/15 × 8 = 432/120
  3. Likewise, for the 2nd fraction, since 8 × 15 = 120,
    70/8 = 70 × 15/8 × 15 = 1050/120
  4. Add the two like fractions:
    432/120 + 1050/120 = 432 + 1050/120 = 1482/120
  5. 1482/120 simplified gives 247/20
  6. So, 54/15 + 70/8 = 247/20
    In mixed form: 127/20

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