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Add 15/4 and 20/16

1st number: 3 3/4, 2nd number: 1 4/16

15/4 + 20/16 is 5/1.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 16 is 16

    Next, find the equivalent fraction of both fractional numbers with denominator 16
  2. For the 1st fraction, since 4 × 4 = 16,
    15/4 = 15 × 4/4 × 4 = 60/16
  3. Likewise, for the 2nd fraction, since 16 × 1 = 16,
    20/16 = 20 × 1/16 × 1 = 20/16
  4. Add the two like fractions:
    60/16 + 20/16 = 60 + 20/16 = 80/16
  5. 80/16 simplified gives 5/1
  6. So, 15/4 + 20/16 = 5/1

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