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Add 28/90 and 2/5

28/90 + 2/5 is 32/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 5 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 90 × 1 = 90,
    28/90 = 28 × 1/90 × 1 = 28/90
  3. Likewise, for the 2nd fraction, since 5 × 18 = 90,
    2/5 = 2 × 18/5 × 18 = 36/90
  4. Add the two like fractions:
    28/90 + 36/90 = 28 + 36/90 = 64/90
  5. 64/90 simplified gives 32/45
  6. So, 28/90 + 2/5 = 32/45

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