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Add 84/90 and 28/56

84/90 + 28/56 is 43/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 56 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 90 × 28 = 2520,
    84/90 = 84 × 28/90 × 28 = 2352/2520
  3. Likewise, for the 2nd fraction, since 56 × 45 = 2520,
    28/56 = 28 × 45/56 × 45 = 1260/2520
  4. Add the two like fractions:
    2352/2520 + 1260/2520 = 2352 + 1260/2520 = 3612/2520
  5. 3612/2520 simplified gives 43/30
  6. So, 84/90 + 28/56 = 43/30
    In mixed form: 113/30

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