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Add 42/72 and 25/63

42/72 + 25/63 is 247/252.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 63 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 72 × 7 = 504,
    42/72 = 42 × 7/72 × 7 = 294/504
  3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
    25/63 = 25 × 8/63 × 8 = 200/504
  4. Add the two like fractions:
    294/504 + 200/504 = 294 + 200/504 = 494/504
  5. 494/504 simplified gives 247/252
  6. So, 42/72 + 25/63 = 247/252

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