Subtract 84/40 from 24/27
1st number: 24/27, 2nd number: 2 4/40
24/27 - 84/40 is -109/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 40 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 27 × 40 = 1080,
24/27 = 24 × 40/27 × 40 = 960/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
84/40 = 84 × 27/40 × 27 = 2268/1080 - Subtract the two like fractions:
960/1080 - 2268/1080 = 960 - 2268/1080 = -1308/1080 - After reducing the fraction, the answer is -109/90
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