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Subtract 1/6 from 42/10

1st number: 4 2/10, 2nd number: 1/6

42/10 - 1/6 is 121/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 6 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 10 × 3 = 30,
    42/10 = 42 × 3/10 × 3 = 126/30
  3. Likewise, for the 2nd fraction, since 6 × 5 = 30,
    1/6 = 1 × 5/6 × 5 = 5/30
  4. Subtract the two like fractions:
    126/30 - 5/30 = 126 - 5/30 = 121/30
  5. In mixed form: 41/30

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