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Add 28/90 and 40/48

28/90 + 40/48 is 103/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 48 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 90 × 8 = 720,
    28/90 = 28 × 8/90 × 8 = 224/720
  3. Likewise, for the 2nd fraction, since 48 × 15 = 720,
    40/48 = 40 × 15/48 × 15 = 600/720
  4. Add the two like fractions:
    224/720 + 600/720 = 224 + 600/720 = 824/720
  5. 824/720 simplified gives 103/90
  6. So, 28/90 + 40/48 = 103/90
    In mixed form: 113/90

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