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Subtract 8/90 from 35/63

35/63 - 8/90 is 7/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 90 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 63 × 10 = 630,
    35/63 = 35 × 10/63 × 10 = 350/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    8/90 = 8 × 7/90 × 7 = 56/630
  4. Subtract the two like fractions:
    350/630 - 56/630 = 350 - 56/630 = 294/630
  5. After reducing the fraction, the answer is 7/15

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