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Subtract 16/18 from 7/4

1st number: 1 3/4, 2nd number: 16/18

7/4 - 16/18 is 31/36.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 18 is 36
  2. For the 1st fraction, since 4 × 9 = 36,
    7/4 = 7 × 9/4 × 9 = 63/36
  3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
    16/18 = 16 × 2/18 × 2 = 32/36
  4. Subtract the two fractions:
    63/36 - 32/36 = 63 - 32/36 = 31/36

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