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Add 9/20 and 45/4

1st number: 9/20, 2nd number: 11 1/4

9/20 + 45/4 is 117/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 4 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 20 × 1 = 20,
    9/20 = 9 × 1/20 × 1 = 9/20
  3. Likewise, for the 2nd fraction, since 4 × 5 = 20,
    45/4 = 45 × 5/4 × 5 = 225/20
  4. Add the two like fractions:
    9/20 + 225/20 = 9 + 225/20 = 234/20
  5. 234/20 simplified gives 117/10
  6. So, 9/20 + 45/4 = 117/10
    In mixed form: 117/10

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