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Subtract 18/8 from 2/4

1st number: 2/4, 2nd number: 2 2/8

2/4 - 18/8 is -7/4.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 8 is 8

    Next, find the equivalent fraction of both fractional numbers with denominator 8
  2. For the 1st fraction, since 4 × 2 = 8,
    2/4 = 2 × 2/4 × 2 = 4/8
  3. Likewise, for the 2nd fraction, since 8 × 1 = 8,
    18/8 = 18 × 1/8 × 1 = 18/8
  4. Subtract the two like fractions:
    4/8 - 18/8 = 4 - 18/8 = -14/8
  5. After reducing the fraction, the answer is -7/4

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