Subtract 4/30 from 3/27
3/27 - 4/30 is -1/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 30 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
3/27 = 3 × 10/27 × 10 = 30/270 - Likewise, for the 2nd fraction, since 30 × 9 = 270,
4/30 = 4 × 9/30 × 9 = 36/270 - Subtract the two like fractions:
30/270 - 36/270 = 30 - 36/270 = -6/270 - After reducing the fraction, the answer is -1/45
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