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Add 5/20 and 21/8

1st number: 5/20, 2nd number: 2 5/8

5/20 + 21/8 is 23/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 8 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 20 × 2 = 40,
    5/20 = 5 × 2/20 × 2 = 10/40
  3. Likewise, for the 2nd fraction, since 8 × 5 = 40,
    21/8 = 21 × 5/8 × 5 = 105/40
  4. Add the two like fractions:
    10/40 + 105/40 = 10 + 105/40 = 115/40
  5. 115/40 simplified gives 23/8
  6. So, 5/20 + 21/8 = 23/8
    In mixed form: 27/8

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