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Add 75/30 and 9/72

1st number: 2 15/30, 2nd number: 9/72

75/30 + 9/72 is 21/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 72 is 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,
    9/72 = 9 × 5/72 × 5 = 45/360
  4. Add the two fractions:
    900/360 + 45/360 = 900 + 45/360 = 945/360
  5. 945/360 simplified gives 21/8
  6. So, 75/30 + 9/72 = 21/8
    In mixed form: 25/8

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