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Add 18/90 and 25/28

18/90 + 25/28 is 153/140.

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,
    18/90 = 18 × 14/90 × 14 = 252/1260
  3. Likewise, for the 2nd fraction, since 28 × 45 = 1260,
    25/28 = 25 × 45/28 × 45 = 1125/1260
  4. Add the two like fractions:
    252/1260 + 1125/1260 = 252 + 1125/1260 = 1377/1260
  5. 1377/1260 simplified gives 153/140
  6. So, 18/90 + 25/28 = 153/140
    In mixed form: 113/140

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