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Add 15/72 and 24/70

15/72 + 24/70 is 463/840.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 70 is 2520
  2. For the 1st fraction, since 72 × 35 = 2520,
    15/72 = 15 × 35/72 × 35 = 525/2520
  3. Likewise, for the 2nd fraction, since 70 × 36 = 2520,
    24/70 = 24 × 36/70 × 36 = 864/2520
  4. Add the two fractions:
    525/2520 + 864/2520 = 525 + 864/2520 = 1389/2520
  5. After reducing the fraction, the answer is 463/840

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