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Add 3/40 and 8/15

3/40 + 8/15 is 73/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 15 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 40 × 3 = 120,
    3/40 = 3 × 3/40 × 3 = 9/120
  3. Likewise, for the 2nd fraction, since 15 × 8 = 120,
    8/15 = 8 × 8/15 × 8 = 64/120
  4. Add the two like fractions:
    9/120 + 64/120 = 9 + 64/120 = 73/120
  5. So, 3/40 + 8/15 = 73/120

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