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Add 1/10 and 18/9

1st number: 1/10, 2nd number: 2 0/9

1/10 + 18/9 is 21/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 9 is 90
  2. For the 1st fraction, since 10 × 9 = 90,
    1/10 = 1 × 9/10 × 9 = 9/90
  3. Likewise, for the 2nd fraction, since 9 × 10 = 90,
    18/9 = 18 × 10/9 × 10 = 180/90
  4. Add the two fractions:
    9/90 + 180/90 = 9 + 180/90 = 189/90
  5. After reducing the fraction, the answer is 21/10
  6. In mixed form: 21/10

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