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Subtract 42/10 from 4/30

1st number: 4/30, 2nd number: 4 2/10

4/30 - 42/10 is -61/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 10 is 30
  2. For the 1st fraction, since 30 × 1 = 30,
    4/30 = 4 × 1/30 × 1 = 4/30
  3. Likewise, for the 2nd fraction, since 10 × 3 = 30,
    42/10 = 42 × 3/10 × 3 = 126/30
  4. Subtract the two fractions:
    4/30 - 126/30 = 4 - 126/30 = -122/30
  5. After reducing the fraction, the answer is -61/15

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