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Add 5/8 and 21/10

1st number: 5/8, 2nd number: 2 1/10

5/8 + 21/10 is 109/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 10 is 40
  2. For the 1st fraction, since 8 × 5 = 40,
    5/8 = 5 × 5/8 × 5 = 25/40
  3. Likewise, for the 2nd fraction, since 10 × 4 = 40,
    21/10 = 21 × 4/10 × 4 = 84/40
  4. Add the two fractions:
    25/40 + 84/40 = 25 + 84/40 = 109/40
  5. In mixed form: 229/40

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