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Add 30/40 and 27/72

30/40 + 27/72 is 9/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 40 × 9 = 360,
    30/40 = 30 × 9/40 × 9 = 270/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    27/72 = 27 × 5/72 × 5 = 135/360
  4. Add the two like fractions:
    270/360 + 135/360 = 270 + 135/360 = 405/360
  5. 405/360 simplified gives 9/8
  6. So, 30/40 + 27/72 = 9/8
    In mixed form: 11/8

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