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Subtract 3/90 from 2/35

2/35 - 3/90 is 1/42.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 90 is 630
  2. For the 1st fraction, since 35 × 18 = 630,
    2/35 = 2 × 18/35 × 18 = 36/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    3/90 = 3 × 7/90 × 7 = 21/630
  4. Subtract the two fractions:
    36/630 - 21/630 = 36 - 21/630 = 15/630
  5. After reducing the fraction, the answer is 1/42

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