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Subtract 90/42 from 4/35

1st number: 4/35, 2nd number: 2 6/42

4/35 - 90/42 is -71/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 42 is 210
  2. For the 1st fraction, since 35 × 6 = 210,
    4/35 = 4 × 6/35 × 6 = 24/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    90/42 = 90 × 5/42 × 5 = 450/210
  4. Subtract the two fractions:
    24/210 - 450/210 = 24 - 450/210 = -426/210
  5. After reducing the fraction, the answer is -71/35

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