Solutions by everydaycalculation.com

13 - 14 is 112.

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

LCM of 3 and 4 is**12**

Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 3 × 4 = 12,

13 = 1 × 43 × 4 = 412 - Likewise, for the 2nd fraction, since 4 × 3 = 12,

14 = 1 × 34 × 3 = 312 - Subtract the two like fractions:

412 - 312 = 4 - 312 = 112

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