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Add 45/10 and 28/9

1st number: 4 5/10, 2nd number: 3 1/9

45/10 + 28/9 is 137/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 9 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 10 × 9 = 90,
    45/10 = 45 × 9/10 × 9 = 405/90
  3. Likewise, for the 2nd fraction, since 9 × 10 = 90,
    28/9 = 28 × 10/9 × 10 = 280/90
  4. Add the two like fractions:
    405/90 + 280/90 = 405 + 280/90 = 685/90
  5. 685/90 simplified gives 137/18
  6. So, 45/10 + 28/9 = 137/18
    In mixed form: 711/18

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