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Add 15/40 and 40/60

15/40 + 40/60 is 25/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 60 is 120
  2. For the 1st fraction, since 40 × 3 = 120,
    15/40 = 15 × 3/40 × 3 = 45/120
  3. Likewise, for the 2nd fraction, since 60 × 2 = 120,
    40/60 = 40 × 2/60 × 2 = 80/120
  4. Add the two fractions:
    45/120 + 80/120 = 45 + 80/120 = 125/120
  5. 125/120 simplified gives 25/24
  6. So, 15/40 + 40/60 = 25/24
    In mixed form: 11/24

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