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Subtract 10/63 from 2/84

2/84 - 10/63 is -17/126.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 63 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 84 × 3 = 252,
    2/84 = 2 × 3/84 × 3 = 6/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    10/63 = 10 × 4/63 × 4 = 40/252
  4. Subtract the two like fractions:
    6/252 - 40/252 = 6 - 40/252 = -34/252
  5. After reducing the fraction, the answer is -17/126

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