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Add 28/50 and 18/42

28/50 + 18/42 is 173/175.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 42 is 1050

    Next, find the equivalent fraction of both fractional numbers with denominator 1050
  2. For the 1st fraction, since 50 × 21 = 1050,
    28/50 = 28 × 21/50 × 21 = 588/1050
  3. Likewise, for the 2nd fraction, since 42 × 25 = 1050,
    18/42 = 18 × 25/42 × 25 = 450/1050
  4. Add the two like fractions:
    588/1050 + 450/1050 = 588 + 450/1050 = 1038/1050
  5. 1038/1050 simplified gives 173/175
  6. So, 28/50 + 18/42 = 173/175

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