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Subtract 5/9 from 42/8

1st number: 5 2/8, 2nd number: 5/9

42/8 - 5/9 is 169/36.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 9 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 8 × 9 = 72,
    42/8 = 42 × 9/8 × 9 = 378/72
  3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
    5/9 = 5 × 8/9 × 8 = 40/72
  4. Subtract the two like fractions:
    378/72 - 40/72 = 378 - 40/72 = 338/72
  5. After reducing the fraction, the answer is 169/36
  6. In mixed form: 425/36

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