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Subtract 2/3 from 42/10

1st number: 4 2/10, 2nd number: 2/3

42/10 - 2/3 is 53/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 3 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 3 × 10 = 30,
    2/3 = 2 × 10/3 × 10 = 20/30
  4. Subtract the two like fractions:
    126/30 - 20/30 = 126 - 20/30 = 106/30
  5. After reducing the fraction, the answer is 53/15
  6. In mixed form: 38/15

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