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Add 28/45 and 21/6

1st number: 28/45, 2nd number: 3 3/6

28/45 + 21/6 is 371/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 6 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 45 × 2 = 90,
    28/45 = 28 × 2/45 × 2 = 56/90
  3. Likewise, for the 2nd fraction, since 6 × 15 = 90,
    21/6 = 21 × 15/6 × 15 = 315/90
  4. Add the two like fractions:
    56/90 + 315/90 = 56 + 315/90 = 371/90
  5. So, 28/45 + 21/6 = 371/90
    In mixed form: 411/90

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