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Add 64/9 and 45/10

1st number: 7 1/9, 2nd number: 4 5/10

64/9 + 45/10 is 209/18.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 9 × 10 = 90,
    64/9 = 64 × 10/9 × 10 = 640/90
  3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
    45/10 = 45 × 9/10 × 9 = 405/90
  4. Add the two like fractions:
    640/90 + 405/90 = 640 + 405/90 = 1045/90
  5. 1045/90 simplified gives 209/18
  6. So, 64/9 + 45/10 = 209/18
    In mixed form: 1111/18

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