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Add 27/10 and 75/45

1st number: 2 7/10, 2nd number: 1 30/45

27/10 + 75/45 is 131/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 45 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 10 × 9 = 90,
    27/10 = 27 × 9/10 × 9 = 243/90
  3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
    75/45 = 75 × 2/45 × 2 = 150/90
  4. Add the two like fractions:
    243/90 + 150/90 = 243 + 150/90 = 393/90
  5. 393/90 simplified gives 131/30
  6. So, 27/10 + 75/45 = 131/30
    In mixed form: 411/30

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