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Add 27/50 and 42/45

27/50 + 42/45 is 221/150.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 45 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 50 × 9 = 450,
    27/50 = 27 × 9/50 × 9 = 243/450
  3. Likewise, for the 2nd fraction, since 45 × 10 = 450,
    42/45 = 42 × 10/45 × 10 = 420/450
  4. Add the two like fractions:
    243/450 + 420/450 = 243 + 420/450 = 663/450
  5. 663/450 simplified gives 221/150
  6. So, 27/50 + 42/45 = 221/150
    In mixed form: 171/150

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