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Add 20/42 and 10/25

20/42 + 10/25 is 92/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 25 is 1050

    Next, find the equivalent fraction of both fractional numbers with denominator 1050
  2. For the 1st fraction, since 42 × 25 = 1050,
    20/42 = 20 × 25/42 × 25 = 500/1050
  3. Likewise, for the 2nd fraction, since 25 × 42 = 1050,
    10/25 = 10 × 42/25 × 42 = 420/1050
  4. Add the two like fractions:
    500/1050 + 420/1050 = 500 + 420/1050 = 920/1050
  5. 920/1050 simplified gives 92/105
  6. So, 20/42 + 10/25 = 92/105

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