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Add 5/4 and 84/90

1st number: 1 1/4, 2nd number: 84/90

5/4 + 84/90 is 131/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 90 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 4 × 45 = 180,
    5/4 = 5 × 45/4 × 45 = 225/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    84/90 = 84 × 2/90 × 2 = 168/180
  4. Add the two like fractions:
    225/180 + 168/180 = 225 + 168/180 = 393/180
  5. 393/180 simplified gives 131/60
  6. So, 5/4 + 84/90 = 131/60
    In mixed form: 211/60

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