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Add 15/40 and 24/70

15/40 + 24/70 is 201/280.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 70 is 280
  2. For the 1st fraction, since 40 × 7 = 280,
    15/40 = 15 × 7/40 × 7 = 105/280
  3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
    24/70 = 24 × 4/70 × 4 = 96/280
  4. Add the two fractions:
    105/280 + 96/280 = 105 + 96/280 = 201/280

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