Subtract 27/8 from 28/27
1st number: 1 1/27, 2nd number: 3 3/8
28/27 - 27/8 is -505/216.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 8 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 27 × 8 = 216,
28/27 = 28 × 8/27 × 8 = 224/216 - Likewise, for the 2nd fraction, since 8 × 27 = 216,
27/8 = 27 × 27/8 × 27 = 729/216 - Subtract the two like fractions:
224/216 - 729/216 = 224 - 729/216 = -505/216
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