Subtract 4/72 from 7/10
710 - 472 is 2945.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 10 × 36 = 360,
710 = 7 × 3610 × 36 = 252360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
472 = 4 × 572 × 5 = 20360 - Subtract the two like fractions:
252360 - 20360 = 252 - 20360 = 232360 - After reducing the fraction, the answer is 2945
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/10-4/72 7/10-8/72 7/20-4/72 21/10-4/72 7/10-12/72 7/30-4/72 35/10-4/72 7/10-20/72 7/50-4/72 49/10-4/72 7/10-28/72 7/70-4/72