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Add 90/30 and 5/4

1st number: 3 0/30, 2nd number: 1 1/4

90/30 + 5/4 is 17/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 4 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 30 × 2 = 60,
    90/30 = 90 × 2/30 × 2 = 180/60
  3. Likewise, for the 2nd fraction, since 4 × 15 = 60,
    5/4 = 5 × 15/4 × 15 = 75/60
  4. Add the two like fractions:
    180/60 + 75/60 = 180 + 75/60 = 255/60
  5. 255/60 simplified gives 17/4
  6. So, 90/30 + 5/4 = 17/4
    In mixed form: 41/4

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