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Add 15/20 and 40/27

1st number: 15/20, 2nd number: 1 13/27

15/20 + 40/27 is 241/108.

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,
    15/20 = 15 × 27/20 × 27 = 405/540
  3. Likewise, for the 2nd fraction, since 27 × 20 = 540,
    40/27 = 40 × 20/27 × 20 = 800/540
  4. Add the two like fractions:
    405/540 + 800/540 = 405 + 800/540 = 1205/540
  5. 1205/540 simplified gives 241/108
  6. So, 15/20 + 40/27 = 241/108
    In mixed form: 225/108

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