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Subtract 90/35 from 18/4

1st number: 4 2/4, 2nd number: 2 20/35

18/4 - 90/35 is 27/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 35 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 4 × 35 = 140,
    18/4 = 18 × 35/4 × 35 = 630/140
  3. Likewise, for the 2nd fraction, since 35 × 4 = 140,
    90/35 = 90 × 4/35 × 4 = 360/140
  4. Subtract the two like fractions:
    630/140 - 360/140 = 630 - 360/140 = 270/140
  5. After reducing the fraction, the answer is 27/14
  6. In mixed form: 113/14

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