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Subtract 25/8 from 56/90

1st number: 56/90, 2nd number: 3 1/8

56/90 - 25/8 is -901/360.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 8 is 360
  2. For the 1st fraction, since 90 × 4 = 360,
    56/90 = 56 × 4/90 × 4 = 224/360
  3. Likewise, for the 2nd fraction, since 8 × 45 = 360,
    25/8 = 25 × 45/8 × 45 = 1125/360
  4. Subtract the two fractions:
    224/360 - 1125/360 = 224 - 1125/360 = -901/360

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