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Add 12/35 and 15/72

12/35 + 15/72 is 463/840.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 72 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 35 × 72 = 2520,
    12/35 = 12 × 72/35 × 72 = 864/2520
  3. Likewise, for the 2nd fraction, since 72 × 35 = 2520,
    15/72 = 15 × 35/72 × 35 = 525/2520
  4. Add the two like fractions:
    864/2520 + 525/2520 = 864 + 525/2520 = 1389/2520
  5. 1389/2520 simplified gives 463/840
  6. So, 12/35 + 15/72 = 463/840

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