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Add 10/12 and 21/60

10/12 + 21/60 is 71/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 60 is 60
  2. For the 1st fraction, since 12 × 5 = 60,
    10/12 = 10 × 5/12 × 5 = 50/60
  3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
    21/60 = 21 × 1/60 × 1 = 21/60
  4. Add the two fractions:
    50/60 + 21/60 = 50 + 21/60 = 71/60
  5. In mixed form: 111/60

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