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Add 21/10 and 16/5

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

21/10 + 16/5 is 53/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 5 is 10

    Next, find the equivalent fraction of both fractional numbers with denominator 10
  2. For the 1st fraction, since 10 × 1 = 10,
    21/10 = 21 × 1/10 × 1 = 21/10
  3. Likewise, for the 2nd fraction, since 5 × 2 = 10,
    16/5 = 16 × 2/5 × 2 = 32/10
  4. Add the two like fractions:
    21/10 + 32/10 = 21 + 32/10 = 53/10
  5. So, 21/10 + 16/5 = 53/10
    In mixed form: 53/10

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