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Add 2/20 and 2/42

2/20 + 2/42 is 31/210.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 42 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 20 × 21 = 420,
    2/20 = 2 × 21/20 × 21 = 42/420
  3. Likewise, for the 2nd fraction, since 42 × 10 = 420,
    2/42 = 2 × 10/42 × 10 = 20/420
  4. Add the two like fractions:
    42/420 + 20/420 = 42 + 20/420 = 62/420
  5. 62/420 simplified gives 31/210
  6. So, 2/20 + 2/42 = 31/210

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