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Subtract 21/56 from 96/90

1st number: 1 6/90, 2nd number: 21/56

96/90 - 21/56 is 83/120.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 56 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 90 × 28 = 2520,
    96/90 = 96 × 28/90 × 28 = 2688/2520
  3. Likewise, for the 2nd fraction, since 56 × 45 = 2520,
    21/56 = 21 × 45/56 × 45 = 945/2520
  4. Subtract the two like fractions:
    2688/2520 - 945/2520 = 2688 - 945/2520 = 1743/2520
  5. After reducing the fraction, the answer is 83/120

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