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Add 14/20 and 63/45

1st number: 14/20, 2nd number: 1 18/45

14/20 + 63/45 is 21/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 45 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    14/20 = 14 × 9/20 × 9 = 126/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    63/45 = 63 × 4/45 × 4 = 252/180
  4. Add the two like fractions:
    126/180 + 252/180 = 126 + 252/180 = 378/180
  5. 378/180 simplified gives 21/10
  6. So, 14/20 + 63/45 = 21/10
    In mixed form: 21/10

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