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Subtract 42/28 from 5/4

1st number: 1 1/4, 2nd number: 1 14/28

5/4 - 42/28 is -1/4.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 28 is 28

    Next, find the equivalent fraction of both fractional numbers with denominator 28
  2. For the 1st fraction, since 4 × 7 = 28,
    5/4 = 5 × 7/4 × 7 = 35/28
  3. Likewise, for the 2nd fraction, since 28 × 1 = 28,
    42/28 = 42 × 1/28 × 1 = 42/28
  4. Subtract the two like fractions:
    35/28 - 42/28 = 35 - 42/28 = -7/28
  5. After reducing the fraction, the answer is -1/4

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