Subtract 9/25 from 3/72
3/72 - 9/25 is -191/600.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 25 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 72 × 25 = 1800,
3/72 = 3 × 25/72 × 25 = 75/1800 - Likewise, for the 2nd fraction, since 25 × 72 = 1800,
9/25 = 9 × 72/25 × 72 = 648/1800 - Subtract the two like fractions:
75/1800 - 648/1800 = 75 - 648/1800 = -573/1800 - After reducing the fraction, the answer is -191/600
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