Subtract 30/27 from 8/80
1st number: 8/80, 2nd number: 1 3/27
8/80 - 30/27 is -91/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 27 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 80 × 27 = 2160,
8/80 = 8 × 27/80 × 27 = 216/2160 - Likewise, for the 2nd fraction, since 27 × 80 = 2160,
30/27 = 30 × 80/27 × 80 = 2400/2160 - Subtract the two like fractions:
216/2160 - 2400/2160 = 216 - 2400/2160 = -2184/2160 - After reducing the fraction, the answer is -91/90
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