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Add 1/20 and 35/84

1/20 + 35/84 is 7/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 20 × 21 = 420,
    1/20 = 1 × 21/20 × 21 = 21/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    35/84 = 35 × 5/84 × 5 = 175/420
  4. Add the two like fractions:
    21/420 + 175/420 = 21 + 175/420 = 196/420
  5. 196/420 simplified gives 7/15
  6. So, 1/20 + 35/84 = 7/15

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