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Subtract 25/18 from 10/8

1st number: 1 2/8, 2nd number: 1 7/18

10/8 - 25/18 is -5/36.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 18 is 72
  2. For the 1st fraction, since 8 × 9 = 72,
    10/8 = 10 × 9/8 × 9 = 90/72
  3. Likewise, for the 2nd fraction, since 18 × 4 = 72,
    25/18 = 25 × 4/18 × 4 = 100/72
  4. Subtract the two fractions:
    90/72 - 100/72 = 90 - 100/72 = -10/72
  5. After reducing the fraction, the answer is -5/36

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