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Add 75/90 and 54/56

75/90 + 54/56 is 151/84.

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,
    75/90 = 75 × 28/90 × 28 = 2100/2520
  3. Likewise, for the 2nd fraction, since 56 × 45 = 2520,
    54/56 = 54 × 45/56 × 45 = 2430/2520
  4. Add the two like fractions:
    2100/2520 + 2430/2520 = 2100 + 2430/2520 = 4530/2520
  5. 4530/2520 simplified gives 151/84
  6. So, 75/90 + 54/56 = 151/84
    In mixed form: 167/84

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