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Add 75/30 and 18/72

1st number: 2 15/30, 2nd number: 18/72

75/30 + 18/72 is 11/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 30 × 12 = 360,
    75/30 = 75 × 12/30 × 12 = 900/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    18/72 = 18 × 5/72 × 5 = 90/360
  4. Add the two like fractions:
    900/360 + 90/360 = 900 + 90/360 = 990/360
  5. 990/360 simplified gives 11/4
  6. So, 75/30 + 18/72 = 11/4
    In mixed form: 23/4

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