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Subtract 3/28 from 90/50

1st number: 1 40/50, 2nd number: 3/28

90/50 - 3/28 is 237/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 28 is 700

    Next, find the equivalent fraction of both fractional numbers with denominator 700
  2. For the 1st fraction, since 50 × 14 = 700,
    90/50 = 90 × 14/50 × 14 = 1260/700
  3. Likewise, for the 2nd fraction, since 28 × 25 = 700,
    3/28 = 3 × 25/28 × 25 = 75/700
  4. Subtract the two like fractions:
    1260/700 - 75/700 = 1260 - 75/700 = 1185/700
  5. After reducing the fraction, the answer is 237/140
  6. In mixed form: 197/140

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