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Subtract 30/16 from 7/4

1st number: 1 3/4, 2nd number: 1 14/16

7/4 - 30/16 is -1/8.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 16 is 16

    Next, find the equivalent fraction of both fractional numbers with denominator 16
  2. For the 1st fraction, since 4 × 4 = 16,
    7/4 = 7 × 4/4 × 4 = 28/16
  3. Likewise, for the 2nd fraction, since 16 × 1 = 16,
    30/16 = 30 × 1/16 × 1 = 30/16
  4. Subtract the two like fractions:
    28/16 - 30/16 = 28 - 30/16 = -2/16
  5. After reducing the fraction, the answer is -1/8

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