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Subtract 30/28 from 1/25

1st number: 1/25, 2nd number: 1 2/28

1/25 - 30/28 is -361/350.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 28 is 700

    Next, find the equivalent fraction of both fractional numbers with denominator 700
  2. For the 1st fraction, since 25 × 28 = 700,
    1/25 = 1 × 28/25 × 28 = 28/700
  3. Likewise, for the 2nd fraction, since 28 × 25 = 700,
    30/28 = 30 × 25/28 × 25 = 750/700
  4. Subtract the two like fractions:
    28/700 - 750/700 = 28 - 750/700 = -722/700
  5. After reducing the fraction, the answer is -361/350

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