Subtract 45/27 from 49/40
1st number: 1 9/40, 2nd number: 1 18/27
49/40 - 45/27 is -53/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 27 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 40 × 27 = 1080,
49/40 = 49 × 27/40 × 27 = 1323/1080 - Likewise, for the 2nd fraction, since 27 × 40 = 1080,
45/27 = 45 × 40/27 × 40 = 1800/1080 - Subtract the two like fractions:
1323/1080 - 1800/1080 = 1323 - 1800/1080 = -477/1080 - After reducing the fraction, the answer is -53/120
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