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Subtract 3/18 from 90/56

1st number: 1 34/56, 2nd number: 3/18

90/56 - 3/18 is 121/84.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 18 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 56 × 9 = 504,
    90/56 = 90 × 9/56 × 9 = 810/504
  3. Likewise, for the 2nd fraction, since 18 × 28 = 504,
    3/18 = 3 × 28/18 × 28 = 84/504
  4. Subtract the two like fractions:
    810/504 - 84/504 = 810 - 84/504 = 726/504
  5. After reducing the fraction, the answer is 121/84
  6. In mixed form: 137/84

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