Subtract 18/27 from 81/35
1st number: 2 11/35, 2nd number: 18/27
81/35 - 18/27 is 173/105.
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,
81/35 = 81 × 27/35 × 27 = 2187/945 - Likewise, for the 2nd fraction, since 27 × 35 = 945,
18/27 = 18 × 35/27 × 35 = 630/945 - Subtract the two like fractions:
2187/945 - 630/945 = 2187 - 630/945 = 1557/945 - After reducing the fraction, the answer is 173/105
- In mixed form: 168/105
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