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Add 21/9 and 1/10

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

21/9 + 1/10 is 73/30.

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,
    21/9 = 21 × 10/9 × 10 = 210/90
  3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
    1/10 = 1 × 9/10 × 9 = 9/90
  4. Add the two like fractions:
    210/90 + 9/90 = 210 + 9/90 = 219/90
  5. 219/90 simplified gives 73/30
  6. So, 21/9 + 1/10 = 73/30
    In mixed form: 213/30

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