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Add 9/25 and 28/42

9/25 + 28/42 is 77/75.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 42 is 1050

    Next, find the equivalent fraction of both fractional numbers with denominator 1050
  2. For the 1st fraction, since 25 × 42 = 1050,
    9/25 = 9 × 42/25 × 42 = 378/1050
  3. Likewise, for the 2nd fraction, since 42 × 25 = 1050,
    28/42 = 28 × 25/42 × 25 = 700/1050
  4. Add the two like fractions:
    378/1050 + 700/1050 = 378 + 700/1050 = 1078/1050
  5. 1078/1050 simplified gives 77/75
  6. So, 9/25 + 28/42 = 77/75
    In mixed form: 12/75

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