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Add 84/20 and 90/14

1st number: 4 4/20, 2nd number: 6 6/14

84/20 + 90/14 is 372/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 14 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 20 × 7 = 140,
    84/20 = 84 × 7/20 × 7 = 588/140
  3. Likewise, for the 2nd fraction, since 14 × 10 = 140,
    90/14 = 90 × 10/14 × 10 = 900/140
  4. Add the two like fractions:
    588/140 + 900/140 = 588 + 900/140 = 1488/140
  5. 1488/140 simplified gives 372/35
  6. So, 84/20 + 90/14 = 372/35
    In mixed form: 1022/35

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