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Add 60/18 and 40/21

1st number: 3 6/18, 2nd number: 1 19/21

60/18 + 40/21 is 110/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 21 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 18 × 7 = 126,
    60/18 = 60 × 7/18 × 7 = 420/126
  3. Likewise, for the 2nd fraction, since 21 × 6 = 126,
    40/21 = 40 × 6/21 × 6 = 240/126
  4. Add the two like fractions:
    420/126 + 240/126 = 420 + 240/126 = 660/126
  5. 660/126 simplified gives 110/21
  6. So, 60/18 + 40/21 = 110/21
    In mixed form: 55/21

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