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Subtract 70/45 from 42/6

1st number: 7 0/6, 2nd number: 1 25/45

42/6 - 70/45 is 49/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 45 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 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,
    70/45 = 70 × 2/45 × 2 = 140/90
  4. Subtract the two like fractions:
    630/90 - 140/90 = 630 - 140/90 = 490/90
  5. After reducing the fraction, the answer is 49/9
  6. In mixed form: 54/9

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