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Add 1/2 and 45/20

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

1/2 + 45/20 is 11/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 20 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 2 × 10 = 20,
    1/2 = 1 × 10/2 × 10 = 10/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    45/20 = 45 × 1/20 × 1 = 45/20
  4. Add the two like fractions:
    10/20 + 45/20 = 10 + 45/20 = 55/20
  5. 55/20 simplified gives 11/4
  6. So, 1/2 + 45/20 = 11/4
    In mixed form: 23/4

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