Solutions by everydaycalculation.com

16 - 19 is 118.

- Find the least common denominator or LCM of the two denominators:

LCM of 6 and 9 is**18**

Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,

16 = 1 × 36 × 3 = 318 - Likewise, for the 2nd fraction, since 9 × 2 = 18,

19 = 1 × 29 × 2 = 218 - Subtract the two like fractions:

318 - 218 = 3 - 218 = 118

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