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Add 40/60 and 54/72

40/60 + 54/72 is 17/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 60 × 6 = 360,
    40/60 = 40 × 6/60 × 6 = 240/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    54/72 = 54 × 5/72 × 5 = 270/360
  4. Add the two like fractions:
    240/360 + 270/360 = 240 + 270/360 = 510/360
  5. 510/360 simplified gives 17/12
  6. So, 40/60 + 54/72 = 17/12
    In mixed form: 15/12

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