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Add 75/60 and 21/63

1st number: 1 15/60, 2nd number: 21/63

75/60 + 21/63 is 19/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 63 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 60 × 21 = 1260,
    75/60 = 75 × 21/60 × 21 = 1575/1260
  3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
    21/63 = 21 × 20/63 × 20 = 420/1260
  4. Add the two like fractions:
    1575/1260 + 420/1260 = 1575 + 420/1260 = 1995/1260
  5. 1995/1260 simplified gives 19/12
  6. So, 75/60 + 21/63 = 19/12
    In mixed form: 17/12

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