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Add 3/84 and 90/35

1st number: 3/84, 2nd number: 2 20/35

3/84 + 90/35 is 73/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 35 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 84 × 5 = 420,
    3/84 = 3 × 5/84 × 5 = 15/420
  3. Likewise, for the 2nd fraction, since 35 × 12 = 420,
    90/35 = 90 × 12/35 × 12 = 1080/420
  4. Add the two like fractions:
    15/420 + 1080/420 = 15 + 1080/420 = 1095/420
  5. 1095/420 simplified gives 73/28
  6. So, 3/84 + 90/35 = 73/28
    In mixed form: 217/28

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