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Add 10/42 and 63/72

10/42 + 63/72 is 187/168.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 72 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 42 × 12 = 504,
    10/42 = 10 × 12/42 × 12 = 120/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    63/72 = 63 × 7/72 × 7 = 441/504
  4. Add the two like fractions:
    120/504 + 441/504 = 120 + 441/504 = 561/504
  5. 561/504 simplified gives 187/168
  6. So, 10/42 + 63/72 = 187/168
    In mixed form: 119/168

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