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Add 3/16 and 18/90

3/16 + 18/90 is 31/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 90 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 16 × 45 = 720,
    3/16 = 3 × 45/16 × 45 = 135/720
  3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
    18/90 = 18 × 8/90 × 8 = 144/720
  4. Add the two like fractions:
    135/720 + 144/720 = 135 + 144/720 = 279/720
  5. 279/720 simplified gives 31/80
  6. So, 3/16 + 18/90 = 31/80

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