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Add 45/9 and 20/84

1st number: 5 0/9, 2nd number: 20/84

45/9 + 20/84 is 110/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 84 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 9 × 28 = 252,
    45/9 = 45 × 28/9 × 28 = 1260/252
  3. Likewise, for the 2nd fraction, since 84 × 3 = 252,
    20/84 = 20 × 3/84 × 3 = 60/252
  4. Add the two like fractions:
    1260/252 + 60/252 = 1260 + 60/252 = 1320/252
  5. 1320/252 simplified gives 110/21
  6. So, 45/9 + 20/84 = 110/21
    In mixed form: 55/21

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