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Subtract 42/60 from 60/20

1st number: 3 0/20, 2nd number: 42/60

60/20 - 42/60 is 23/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 60 is 60
  2. For the 1st fraction, since 20 × 3 = 60,
    60/20 = 60 × 3/20 × 3 = 180/60
  3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
    42/60 = 42 × 1/60 × 1 = 42/60
  4. Subtract the two fractions:
    180/60 - 42/60 = 180 - 42/60 = 138/60
  5. After reducing the fraction, the answer is 23/10
  6. In mixed form: 23/10

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