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Add 7/8 and 3/90

7/8 + 3/90 is 109/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 90 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 8 × 45 = 360,
    7/8 = 7 × 45/8 × 45 = 315/360
  3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
    3/90 = 3 × 4/90 × 4 = 12/360
  4. Add the two like fractions:
    315/360 + 12/360 = 315 + 12/360 = 327/360
  5. 327/360 simplified gives 109/120
  6. So, 7/8 + 3/90 = 109/120

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