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Add 72/90 and 27/18

1st number: 72/90, 2nd number: 1 9/18

72/90 + 27/18 is 23/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 18 is 90
  2. For the 1st fraction, since 90 × 1 = 90,
    72/90 = 72 × 1/90 × 1 = 72/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    27/18 = 27 × 5/18 × 5 = 135/90
  4. Add the two fractions:
    72/90 + 135/90 = 72 + 135/90 = 207/90
  5. After reducing the fraction, the answer is 23/10
  6. In mixed form: 23/10

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