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Subtract 4/45 from 2/28

2/28 - 4/45 is -11/630.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 45 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 28 × 45 = 1260,
    2/28 = 2 × 45/28 × 45 = 90/1260
  3. Likewise, for the 2nd fraction, since 45 × 28 = 1260,
    4/45 = 4 × 28/45 × 28 = 112/1260
  4. Subtract the two like fractions:
    90/1260 - 112/1260 = 90 - 112/1260 = -22/1260
  5. After reducing the fraction, the answer is -11/630

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