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Add 54/40 and 18/28

1st number: 1 14/40, 2nd number: 18/28

54/40 + 18/28 is 279/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 28 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 40 × 7 = 280,
    54/40 = 54 × 7/40 × 7 = 378/280
  3. Likewise, for the 2nd fraction, since 28 × 10 = 280,
    18/28 = 18 × 10/28 × 10 = 180/280
  4. Add the two like fractions:
    378/280 + 180/280 = 378 + 180/280 = 558/280
  5. 558/280 simplified gives 279/140
  6. So, 54/40 + 18/28 = 279/140
    In mixed form: 1139/140

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