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Add 28/45 and 21/9

1st number: 28/45, 2nd number: 2 3/9

28/45 + 21/9 is 133/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 9 is 45

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 45 × 1 = 45,
    28/45 = 28 × 1/45 × 1 = 28/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    21/9 = 21 × 5/9 × 5 = 105/45
  4. Add the two like fractions:
    28/45 + 105/45 = 28 + 105/45 = 133/45
  5. So, 28/45 + 21/9 = 133/45
    In mixed form: 243/45

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