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Add 28/18 and 35/20

1st number: 1 10/18, 2nd number: 1 15/20

28/18 + 35/20 is 119/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 18 × 10 = 180,
    28/18 = 28 × 10/18 × 10 = 280/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    35/20 = 35 × 9/20 × 9 = 315/180
  4. Add the two like fractions:
    280/180 + 315/180 = 280 + 315/180 = 595/180
  5. 595/180 simplified gives 119/36
  6. So, 28/18 + 35/20 = 119/36
    In mixed form: 311/36

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