Subtract 25/10 from 1/72
1st number: 1/72, 2nd number: 2 5/10
1/72 - 25/10 is -179/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 10 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
1/72 = 1 × 5/72 × 5 = 5/360 - Likewise, for the 2nd fraction, since 10 × 36 = 360,
25/10 = 25 × 36/10 × 36 = 900/360 - Subtract the two like fractions:
5/360 - 900/360 = 5 - 900/360 = -895/360 - After reducing the fraction, the answer is -179/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/72-25/10 1/72-50/10 1/72-25/20 3/72-25/10 1/72-75/10 1/72-25/30 5/72-25/10 1/72-25/50 7/72-25/10 1/72-25/70