Subtract 7/10 from 25/72
25/72 - 7/10 is -127/360.
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,
25/72 = 25 × 5/72 × 5 = 125/360 - Likewise, for the 2nd fraction, since 10 × 36 = 360,
7/10 = 7 × 36/10 × 36 = 252/360 - Subtract the two like fractions:
125/360 - 252/360 = 125 - 252/360 = -127/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/72-7/10 25/72-14/10 25/72-7/20 75/72-7/10 25/72-21/10 25/72-7/30 25/72-35/10 25/72-7/50 25/72-49/10 25/72-7/70