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Add 90/40 and 28/60

1st number: 2 10/40, 2nd number: 28/60

90/40 + 28/60 is 163/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 60 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 40 × 3 = 120,
    90/40 = 90 × 3/40 × 3 = 270/120
  3. Likewise, for the 2nd fraction, since 60 × 2 = 120,
    28/60 = 28 × 2/60 × 2 = 56/120
  4. Add the two like fractions:
    270/120 + 56/120 = 270 + 56/120 = 326/120
  5. 326/120 simplified gives 163/60
  6. So, 90/40 + 28/60 = 163/60
    In mixed form: 243/60

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