Subtract 75/54 from 6/90
1st number: 6/90, 2nd number: 1 21/54
6/90 - 75/54 is -119/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 90 × 3 = 270,
6/90 = 6 × 3/90 × 3 = 18/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
75/54 = 75 × 5/54 × 5 = 375/270 - Subtract the two like fractions:
18/270 - 375/270 = 18 - 375/270 = -357/270 - After reducing the fraction, the answer is -119/90
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