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Subtract 7/45 from 42/6

1st number: 7 0/6, 2nd number: 7/45

42/6 - 7/45 is 308/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 45 is 90
  2. For the 1st fraction, since 6 × 15 = 90,
    42/6 = 42 × 15/6 × 15 = 630/90
  3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
    7/45 = 7 × 2/45 × 2 = 14/90
  4. Subtract the two fractions:
    630/90 - 14/90 = 630 - 14/90 = 616/90
  5. After reducing the fraction, the answer is 308/45
  6. In mixed form: 638/45

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