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Add 1/20 and 42/27

1st number: 1/20, 2nd number: 1 15/27

1/20 + 42/27 is 289/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 27 is 540

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 20 × 27 = 540,
    1/20 = 1 × 27/20 × 27 = 27/540
  3. Likewise, for the 2nd fraction, since 27 × 20 = 540,
    42/27 = 42 × 20/27 × 20 = 840/540
  4. Add the two like fractions:
    27/540 + 840/540 = 27 + 840/540 = 867/540
  5. 867/540 simplified gives 289/180
  6. So, 1/20 + 42/27 = 289/180
    In mixed form: 1109/180

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