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Add 35/20 and 9/84

1st number: 1 15/20, 2nd number: 9/84

35/20 + 9/84 is 13/7.

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,
    35/20 = 35 × 21/20 × 21 = 735/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    9/84 = 9 × 5/84 × 5 = 45/420
  4. Add the two like fractions:
    735/420 + 45/420 = 735 + 45/420 = 780/420
  5. 780/420 simplified gives 13/7
  6. So, 35/20 + 9/84 = 13/7
    In mixed form: 16/7

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