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Subtract 2/30 from 42/9

1st number: 4 6/9, 2nd number: 2/30

42/9 - 2/30 is 23/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 30 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 9 × 10 = 90,
    42/9 = 42 × 10/9 × 10 = 420/90
  3. Likewise, for the 2nd fraction, since 30 × 3 = 90,
    2/30 = 2 × 3/30 × 3 = 6/90
  4. Subtract the two like fractions:
    420/90 - 6/90 = 420 - 6/90 = 414/90
  5. After reducing the fraction, the answer is 23/5
  6. In mixed form: 43/5

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