Subtract 72/5 from 30/10
1st number: 3 0/10, 2nd number: 14 2/5
3010 - 725 is -575.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 10 × 1 = 10,
3010 = 30 × 110 × 1 = 3010 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
725 = 72 × 25 × 2 = 14410 - Subtract the two like fractions:
3010 - 14410 = 30 - 14410 = -11410 - After reducing the fraction, the answer is -575
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/10-72/5 30/20-72/5 30/10-72/10 90/10-72/5 30/10-72/15 30/50-72/5 30/10-72/25 30/70-72/5 30/10-72/35