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Add 9/45 and 4/16

9/45 + 4/16 is 9/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 16 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 45 × 16 = 720,
    9/45 = 9 × 16/45 × 16 = 144/720
  3. Likewise, for the 2nd fraction, since 16 × 45 = 720,
    4/16 = 4 × 45/16 × 45 = 180/720
  4. Add the two like fractions:
    144/720 + 180/720 = 144 + 180/720 = 324/720
  5. 324/720 simplified gives 9/20
  6. So, 9/45 + 4/16 = 9/20

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