Subtract 18/27 from 7/35
7/35 - 18/27 is -7/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 27 is 945
Next, find the equivalent fraction of both fractional numbers with denominator 945 - For the 1st fraction, since 35 × 27 = 945,
7/35 = 7 × 27/35 × 27 = 189/945 - Likewise, for the 2nd fraction, since 27 × 35 = 945,
18/27 = 18 × 35/27 × 35 = 630/945 - Subtract the two like fractions:
189/945 - 630/945 = 189 - 630/945 = -441/945 - After reducing the fraction, the answer is -7/15
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