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Add 9/18 and 21/10

1st number: 9/18, 2nd number: 2 1/10

9/18 + 21/10 is 13/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 10 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 18 × 5 = 90,
    9/18 = 9 × 5/18 × 5 = 45/90
  3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
    21/10 = 21 × 9/10 × 9 = 189/90
  4. Add the two like fractions:
    45/90 + 189/90 = 45 + 189/90 = 234/90
  5. 234/90 simplified gives 13/5
  6. So, 9/18 + 21/10 = 13/5
    In mixed form: 23/5

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