Solutions by everydaycalculation.com

27 - 48 is -314.

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

LCM of 7 and 8 is**56**

Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,

27 = 2 × 87 × 8 = 1656 - Likewise, for the 2nd fraction, since 8 × 7 = 56,

48 = 4 × 78 × 7 = 2856 - Subtract the two like fractions:

1656 - 2856 = 16 - 2856 = -1256 - After reducing the fraction, the answer is -314

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