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Add 27/72 and 2/42

27/72 + 2/42 is 71/168.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 72 × 7 = 504,
    27/72 = 27 × 7/72 × 7 = 189/504
  3. Likewise, for the 2nd fraction, since 42 × 12 = 504,
    2/42 = 2 × 12/42 × 12 = 24/504
  4. Add the two like fractions:
    189/504 + 24/504 = 189 + 24/504 = 213/504
  5. 213/504 simplified gives 71/168
  6. So, 27/72 + 2/42 = 71/168

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