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Add 4/7 and 9/72

4/7 + 9/72 is 39/56.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 7 × 72 = 504,
    4/7 = 4 × 72/7 × 72 = 288/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    9/72 = 9 × 7/72 × 7 = 63/504
  4. Add the two like fractions:
    288/504 + 63/504 = 288 + 63/504 = 351/504
  5. 351/504 simplified gives 39/56
  6. So, 4/7 + 9/72 = 39/56

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