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Subtract 63/28 from 25/70

1st number: 25/70, 2nd number: 2 7/28

25/70 - 63/28 is -53/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 28 is 140
  2. For the 1st fraction, since 70 × 2 = 140,
    25/70 = 25 × 2/70 × 2 = 50/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    63/28 = 63 × 5/28 × 5 = 315/140
  4. Subtract the two fractions:
    50/140 - 315/140 = 50 - 315/140 = -265/140
  5. After reducing the fraction, the answer is -53/28

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