Subtract 1/25 from 2/72
2/72 - 1/25 is -11/900.
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,
2/72 = 2 × 25/72 × 25 = 50/1800 - Likewise, for the 2nd fraction, since 25 × 72 = 1800,
1/25 = 1 × 72/25 × 72 = 72/1800 - Subtract the two like fractions:
50/1800 - 72/1800 = 50 - 72/1800 = -22/1800 - After reducing the fraction, the answer is -11/900
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/72-1/25 2/72-2/25 2/72-1/50 6/72-1/25 2/72-3/25 2/72-1/75 10/72-1/25 2/72-5/25 14/72-1/25 2/72-7/25