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Subtract 15/49 from 7/5

1st number: 1 2/5, 2nd number: 15/49

7/5 - 15/49 is 268/245.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 49 is 245

    Next, find the equivalent fraction of both fractional numbers with denominator 245
  2. For the 1st fraction, since 5 × 49 = 245,
    7/5 = 7 × 49/5 × 49 = 343/245
  3. Likewise, for the 2nd fraction, since 49 × 5 = 245,
    15/49 = 15 × 5/49 × 5 = 75/245
  4. Subtract the two like fractions:
    343/245 - 75/245 = 343 - 75/245 = 268/245
  5. In mixed form: 123/245

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