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Add 63/4 and 20/45

1st number: 15 3/4, 2nd number: 20/45

63/4 + 20/45 is 583/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 45 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 4 × 45 = 180,
    63/4 = 63 × 45/4 × 45 = 2835/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    20/45 = 20 × 4/45 × 4 = 80/180
  4. Add the two like fractions:
    2835/180 + 80/180 = 2835 + 80/180 = 2915/180
  5. 2915/180 simplified gives 583/36
  6. So, 63/4 + 20/45 = 583/36
    In mixed form: 167/36

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