Solutions by everydaycalculation.com

214 - 2181 is -22189.

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

LCM of 14 and 81 is**1134**

Next, find the equivalent fraction of both fractional numbers with denominator 1134 - For the 1st fraction, since 14 × 81 = 1134,

214 = 2 × 8114 × 81 = 1621134 - Likewise, for the 2nd fraction, since 81 × 14 = 1134,

2181 = 21 × 1481 × 14 = 2941134 - Subtract the two like fractions:

1621134 - 2941134 = 162 - 2941134 = -1321134 - After reducing the fraction, the answer is -22189

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