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Add 9/90 and 5/28

9/90 + 5/28 is 39/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 28 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 90 × 14 = 1260,
    9/90 = 9 × 14/90 × 14 = 126/1260
  3. Likewise, for the 2nd fraction, since 28 × 45 = 1260,
    5/28 = 5 × 45/28 × 45 = 225/1260
  4. Add the two like fractions:
    126/1260 + 225/1260 = 126 + 225/1260 = 351/1260
  5. 351/1260 simplified gives 39/140
  6. So, 9/90 + 5/28 = 39/140

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