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Add 60/5 and 20/21

1st number: 12 0/5, 2nd number: 20/21

60/5 + 20/21 is 272/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 21 is 105

    Next, find the equivalent fraction of both fractional numbers with denominator 105
  2. For the 1st fraction, since 5 × 21 = 105,
    60/5 = 60 × 21/5 × 21 = 1260/105
  3. Likewise, for the 2nd fraction, since 21 × 5 = 105,
    20/21 = 20 × 5/21 × 5 = 100/105
  4. Add the two like fractions:
    1260/105 + 100/105 = 1260 + 100/105 = 1360/105
  5. 1360/105 simplified gives 272/21
  6. So, 60/5 + 20/21 = 272/21
    In mixed form: 1220/21

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