Subtract 27/90 from 6/8
6/8 - 27/90 is 9/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
6/8 = 6 × 45/8 × 45 = 270/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
27/90 = 27 × 4/90 × 4 = 108/360 - Subtract the two like fractions:
270/360 - 108/360 = 270 - 108/360 = 162/360 - After reducing the fraction, the answer is 9/20
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