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Add 56/72 and 50/90

56/72 + 50/90 is 4/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 90 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 72 × 5 = 360,
    56/72 = 56 × 5/72 × 5 = 280/360
  3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
    50/90 = 50 × 4/90 × 4 = 200/360
  4. Add the two like fractions:
    280/360 + 200/360 = 280 + 200/360 = 480/360
  5. 480/360 simplified gives 4/3
  6. So, 56/72 + 50/90 = 4/3
    In mixed form: 11/3

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