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Subtract 6/84 from 2/45

2/45 - 6/84 is -17/630.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 84 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 45 × 28 = 1260,
    2/45 = 2 × 28/45 × 28 = 56/1260
  3. Likewise, for the 2nd fraction, since 84 × 15 = 1260,
    6/84 = 6 × 15/84 × 15 = 90/1260
  4. Subtract the two like fractions:
    56/1260 - 90/1260 = 56 - 90/1260 = -34/1260
  5. After reducing the fraction, the answer is -17/630

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