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Add 54/72 and 35/45

54/72 + 35/45 is 55/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 45 is 360
  2. For the 1st fraction, since 72 × 5 = 360,
    54/72 = 54 × 5/72 × 5 = 270/360
  3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
    35/45 = 35 × 8/45 × 8 = 280/360
  4. Add the two fractions:
    270/360 + 280/360 = 270 + 280/360 = 550/360
  5. 550/360 simplified gives 55/36
  6. So, 54/72 + 35/45 = 55/36
    In mixed form: 119/36

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