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Add 54/75 and 63/90

54/75 + 63/90 is 71/50.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 90 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 75 × 6 = 450,
    54/75 = 54 × 6/75 × 6 = 324/450
  3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
    63/90 = 63 × 5/90 × 5 = 315/450
  4. Add the two like fractions:
    324/450 + 315/450 = 324 + 315/450 = 639/450
  5. 639/450 simplified gives 71/50
  6. So, 54/75 + 63/90 = 71/50
    In mixed form: 121/50

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