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Add 21/2 and 21/60

1st number: 10 1/2, 2nd number: 21/60

21/2 + 21/60 is 217/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 60 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 2 × 30 = 60,
    21/2 = 21 × 30/2 × 30 = 630/60
  3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
    21/60 = 21 × 1/60 × 1 = 21/60
  4. Add the two like fractions:
    630/60 + 21/60 = 630 + 21/60 = 651/60
  5. 651/60 simplified gives 217/20
  6. So, 21/2 + 21/60 = 217/20
    In mixed form: 1017/20

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