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Add 15/16 and 5/90

15/16 + 5/90 is 143/144.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 90 is 720
  2. For the 1st fraction, since 16 × 45 = 720,
    15/16 = 15 × 45/16 × 45 = 675/720
  3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
    5/90 = 5 × 8/90 × 8 = 40/720
  4. Add the two fractions:
    675/720 + 40/720 = 675 + 40/720 = 715/720
  5. After reducing the fraction, the answer is 143/144

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