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Add 9/4 and 42/20

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

9/4 + 42/20 is 87/20.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    9/4 = 9 × 5/4 × 5 = 45/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    42/20 = 42 × 1/20 × 1 = 42/20
  4. Add the two like fractions:
    45/20 + 42/20 = 45 + 42/20 = 87/20
  5. So, 9/4 + 42/20 = 87/20
    In mixed form: 47/20

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