Subtract 40/80 from 72/54
1st number: 1 18/54, 2nd number: 40/80
72/54 - 40/80 is 5/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 80 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 54 × 40 = 2160,
72/54 = 72 × 40/54 × 40 = 2880/2160 - Likewise, for the 2nd fraction, since 80 × 27 = 2160,
40/80 = 40 × 27/80 × 27 = 1080/2160 - Subtract the two like fractions:
2880/2160 - 1080/2160 = 2880 - 1080/2160 = 1800/2160 - After reducing the fraction, the answer is 5/6
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