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Subtract 1/60 from 42/18

1st number: 2 6/18, 2nd number: 1/60

42/18 - 1/60 is 139/60.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 60 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 18 × 10 = 180,
    42/18 = 42 × 10/18 × 10 = 420/180
  3. Likewise, for the 2nd fraction, since 60 × 3 = 180,
    1/60 = 1 × 3/60 × 3 = 3/180
  4. Subtract the two like fractions:
    420/180 - 3/180 = 420 - 3/180 = 417/180
  5. After reducing the fraction, the answer is 139/60
  6. In mixed form: 219/60

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