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Add 28/15 and 45/25

1st number: 1 13/15, 2nd number: 1 20/25

28/15 + 45/25 is 11/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 25 is 75

    Next, find the equivalent fraction of both fractional numbers with denominator 75
  2. For the 1st fraction, since 15 × 5 = 75,
    28/15 = 28 × 5/15 × 5 = 140/75
  3. Likewise, for the 2nd fraction, since 25 × 3 = 75,
    45/25 = 45 × 3/25 × 3 = 135/75
  4. Add the two like fractions:
    140/75 + 135/75 = 140 + 135/75 = 275/75
  5. 275/75 simplified gives 11/3
  6. So, 28/15 + 45/25 = 11/3
    In mixed form: 32/3

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