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Add 54/81 and 14/40

54/81 + 14/40 is 61/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 40 is 3240

    Next, find the equivalent fraction of both fractional numbers with denominator 3240
  2. For the 1st fraction, since 81 × 40 = 3240,
    54/81 = 54 × 40/81 × 40 = 2160/3240
  3. Likewise, for the 2nd fraction, since 40 × 81 = 3240,
    14/40 = 14 × 81/40 × 81 = 1134/3240
  4. Add the two like fractions:
    2160/3240 + 1134/3240 = 2160 + 1134/3240 = 3294/3240
  5. 3294/3240 simplified gives 61/60
  6. So, 54/81 + 14/40 = 61/60
    In mixed form: 11/60

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