Subtract 9/10 from 72/50
1st number: 1 22/50, 2nd number: 9/10
72/50 - 9/10 is 27/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 10 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 50 × 1 = 50,
72/50 = 72 × 1/50 × 1 = 72/50 - Likewise, for the 2nd fraction, since 10 × 5 = 50,
9/10 = 9 × 5/10 × 5 = 45/50 - Subtract the two like fractions:
72/50 - 45/50 = 72 - 45/50 = 27/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/50-18/10 72/50-9/20 72/50-27/10 72/50-9/30 72/50-45/10 72/50-9/50 72/50-63/10 72/50-9/70