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Add 40/49 and 4/72

40/49 + 4/72 is 769/882.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 72 is 3528

    Next, find the equivalent fraction of both fractional numbers with denominator 3528
  2. For the 1st fraction, since 49 × 72 = 3528,
    40/49 = 40 × 72/49 × 72 = 2880/3528
  3. Likewise, for the 2nd fraction, since 72 × 49 = 3528,
    4/72 = 4 × 49/72 × 49 = 196/3528
  4. Add the two like fractions:
    2880/3528 + 196/3528 = 2880 + 196/3528 = 3076/3528
  5. 3076/3528 simplified gives 769/882
  6. So, 40/49 + 4/72 = 769/882

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