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Subtract 2/10 from 2/49

2/49 - 2/10 is -39/245.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 10 is 490

    Next, find the equivalent fraction of both fractional numbers with denominator 490
  2. For the 1st fraction, since 49 × 10 = 490,
    2/49 = 2 × 10/49 × 10 = 20/490
  3. Likewise, for the 2nd fraction, since 10 × 49 = 490,
    2/10 = 2 × 49/10 × 49 = 98/490
  4. Subtract the two like fractions:
    20/490 - 98/490 = 20 - 98/490 = -78/490
  5. After reducing the fraction, the answer is -39/245

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