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Add 1/16 and 18/90

1/16 + 18/90 is 21/80.

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,
    1/16 = 1 × 45/16 × 45 = 45/720
  3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
    18/90 = 18 × 8/90 × 8 = 144/720
  4. Add the two fractions:
    45/720 + 144/720 = 45 + 144/720 = 189/720
  5. 189/720 simplified gives 21/80
  6. So, 1/16 + 18/90 = 21/80

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