Solutions by everydaycalculation.com

48 - 69 is -16.

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

LCM of 8 and 9 is**72**

Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,

48 = 4 × 98 × 9 = 3672 - Likewise, for the 2nd fraction, since 9 × 8 = 72,

69 = 6 × 89 × 8 = 4872 - Subtract the two like fractions:

3672 - 4872 = 36 - 4872 = -1272 - After reducing the fraction, the answer is -16

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