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Add 16/20 and 15/27

16/20 + 15/27 is 61/45.

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,
    16/20 = 16 × 27/20 × 27 = 432/540
  3. Likewise, for the 2nd fraction, since 27 × 20 = 540,
    15/27 = 15 × 20/27 × 20 = 300/540
  4. Add the two like fractions:
    432/540 + 300/540 = 432 + 300/540 = 732/540
  5. 732/540 simplified gives 61/45
  6. So, 16/20 + 15/27 = 61/45
    In mixed form: 116/45

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