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Add 81/15 and 25/8

1st number: 5 6/15, 2nd number: 3 1/8

81/15 + 25/8 is 341/40.

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,
    81/15 = 81 × 8/15 × 8 = 648/120
  3. Likewise, for the 2nd fraction, since 8 × 15 = 120,
    25/8 = 25 × 15/8 × 15 = 375/120
  4. Add the two like fractions:
    648/120 + 375/120 = 648 + 375/120 = 1023/120
  5. 1023/120 simplified gives 341/40
  6. So, 81/15 + 25/8 = 341/40
    In mixed form: 821/40

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