Subtract 72/80 from 24/54
24/54 - 72/80 is -41/90.
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,
24/54 = 24 × 40/54 × 40 = 960/2160 - Likewise, for the 2nd fraction, since 80 × 27 = 2160,
72/80 = 72 × 27/80 × 27 = 1944/2160 - Subtract the two like fractions:
960/2160 - 1944/2160 = 960 - 1944/2160 = -984/2160 - After reducing the fraction, the answer is -41/90
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