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Subtract 70/63 from 2/54

1st number: 2/54, 2nd number: 1 7/63

2/54 - 70/63 is -29/27.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 63 is 378
  2. For the 1st fraction, since 54 × 7 = 378,
    2/54 = 2 × 7/54 × 7 = 14/378
  3. Likewise, for the 2nd fraction, since 63 × 6 = 378,
    70/63 = 70 × 6/63 × 6 = 420/378
  4. Subtract the two fractions:
    14/378 - 420/378 = 14 - 420/378 = -406/378
  5. After reducing the fraction, the answer is -29/27

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