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Subtract 5/45 from 25/42

25/42 - 5/45 is 61/126.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 45 is 630
  2. For the 1st fraction, since 42 × 15 = 630,
    25/42 = 25 × 15/42 × 15 = 375/630
  3. Likewise, for the 2nd fraction, since 45 × 14 = 630,
    5/45 = 5 × 14/45 × 14 = 70/630
  4. Subtract the two fractions:
    375/630 - 70/630 = 375 - 70/630 = 305/630
  5. After reducing the fraction, the answer is 61/126

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