Subtract 3/90 from 9/27
9/27 - 3/90 is 3/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 90 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
9/27 = 9 × 10/27 × 10 = 90/270 - Likewise, for the 2nd fraction, since 90 × 3 = 270,
3/90 = 3 × 3/90 × 3 = 9/270 - Subtract the two like fractions:
90/270 - 9/270 = 90 - 9/270 = 81/270 - After reducing the fraction, the answer is 3/10
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