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Add 1/90 and 4/16

1/90 + 4/16 is 47/180.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 90 × 8 = 720,
    1/90 = 1 × 8/90 × 8 = 8/720
  3. Likewise, for the 2nd fraction, since 16 × 45 = 720,
    4/16 = 4 × 45/16 × 45 = 180/720
  4. Add the two like fractions:
    8/720 + 180/720 = 8 + 180/720 = 188/720
  5. 188/720 simplified gives 47/180
  6. So, 1/90 + 4/16 = 47/180

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