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Add 60/40 and 81/30

1st number: 1 20/40, 2nd number: 2 21/30

60/40 + 81/30 is 21/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 30 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 40 × 3 = 120,
    60/40 = 60 × 3/40 × 3 = 180/120
  3. Likewise, for the 2nd fraction, since 30 × 4 = 120,
    81/30 = 81 × 4/30 × 4 = 324/120
  4. Add the two like fractions:
    180/120 + 324/120 = 180 + 324/120 = 504/120
  5. 504/120 simplified gives 21/5
  6. So, 60/40 + 81/30 = 21/5
    In mixed form: 41/5

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