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Add 21/28 and 27/50

21/28 + 27/50 is 129/100.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 50 is 700

    Next, find the equivalent fraction of both fractional numbers with denominator 700
  2. For the 1st fraction, since 28 × 25 = 700,
    21/28 = 21 × 25/28 × 25 = 525/700
  3. Likewise, for the 2nd fraction, since 50 × 14 = 700,
    27/50 = 27 × 14/50 × 14 = 378/700
  4. Add the two like fractions:
    525/700 + 378/700 = 525 + 378/700 = 903/700
  5. 903/700 simplified gives 129/100
  6. So, 21/28 + 27/50 = 129/100
    In mixed form: 129/100

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