Subtract 40/35 from 20/27
1st number: 20/27, 2nd number: 1 5/35
20/27 - 40/35 is -76/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 35 is 945
Next, find the equivalent fraction of both fractional numbers with denominator 945 - For the 1st fraction, since 27 × 35 = 945,
20/27 = 20 × 35/27 × 35 = 700/945 - Likewise, for the 2nd fraction, since 35 × 27 = 945,
40/35 = 40 × 27/35 × 27 = 1080/945 - Subtract the two like fractions:
700/945 - 1080/945 = 700 - 1080/945 = -380/945 - After reducing the fraction, the answer is -76/189
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