Subtract 5/8 from 70/72
70/72 - 5/8 is 25/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
70/72 = 70 × 1/72 × 1 = 70/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
5/8 = 5 × 9/8 × 9 = 45/72 - Subtract the two like fractions:
70/72 - 45/72 = 70 - 45/72 = 25/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/72-10/8 70/72-5/16 70/72-15/8 70/72-5/24 70/72-25/8 70/72-5/40 70/72-35/8 70/72-5/56