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Add 27/72 and 70/84

27/72 + 70/84 is 29/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 84 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 84 × 6 = 504,
    70/84 = 70 × 6/84 × 6 = 420/504
  4. Add the two like fractions:
    189/504 + 420/504 = 189 + 420/504 = 609/504
  5. 609/504 simplified gives 29/24
  6. So, 27/72 + 70/84 = 29/24
    In mixed form: 15/24

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