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Add 81/72 and 2/7

1st number: 1 9/72, 2nd number: 2/7

81/72 + 2/7 is 79/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 7 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 72 × 7 = 504,
    81/72 = 81 × 7/72 × 7 = 567/504
  3. Likewise, for the 2nd fraction, since 7 × 72 = 504,
    2/7 = 2 × 72/7 × 72 = 144/504
  4. Add the two like fractions:
    567/504 + 144/504 = 567 + 144/504 = 711/504
  5. 711/504 simplified gives 79/56
  6. So, 81/72 + 2/7 = 79/56
    In mixed form: 123/56

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