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Add 28/90 and 84/56

1st number: 28/90, 2nd number: 1 28/56

28/90 + 84/56 is 163/90.

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,
    28/90 = 28 × 28/90 × 28 = 784/2520
  3. Likewise, for the 2nd fraction, since 56 × 45 = 2520,
    84/56 = 84 × 45/56 × 45 = 3780/2520
  4. Add the two like fractions:
    784/2520 + 3780/2520 = 784 + 3780/2520 = 4564/2520
  5. 4564/2520 simplified gives 163/90
  6. So, 28/90 + 84/56 = 163/90
    In mixed form: 173/90

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