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Add 3/2 and 21/60

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

3/2 + 21/60 is 37/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 60 is 60
  2. For the 1st fraction, since 2 × 30 = 60,
    3/2 = 3 × 30/2 × 30 = 90/60
  3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
    21/60 = 21 × 1/60 × 1 = 21/60
  4. Add the two fractions:
    90/60 + 21/60 = 90 + 21/60 = 111/60
  5. After reducing the fraction, the answer is 37/20
  6. In mixed form: 117/20

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