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Subtract 42/70 from 4/2

1st number: 2 0/2, 2nd number: 42/70

4/2 - 42/70 is 7/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 70 is 70

    Next, find the equivalent fraction of both fractional numbers with denominator 70
  2. For the 1st fraction, since 2 × 35 = 70,
    4/2 = 4 × 35/2 × 35 = 140/70
  3. Likewise, for the 2nd fraction, since 70 × 1 = 70,
    42/70 = 42 × 1/70 × 1 = 42/70
  4. Subtract the two like fractions:
    140/70 - 42/70 = 140 - 42/70 = 98/70
  5. After reducing the fraction, the answer is 7/5
  6. In mixed form: 12/5

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