Subtract 50/3 from 72/10
1st number: 7 2/10, 2nd number: 16 2/3
72/10 - 50/3 is -142/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 3 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
72/10 = 72 × 3/10 × 3 = 216/30 - Likewise, for the 2nd fraction, since 3 × 10 = 30,
50/3 = 50 × 10/3 × 10 = 500/30 - Subtract the two like fractions:
216/30 - 500/30 = 216 - 500/30 = -284/30 - After reducing the fraction, the answer is -142/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/20-50/3 72/10-50/6 72/30-50/3 72/10-50/9 72/50-50/3 72/10-50/15 72/70-50/3 72/10-50/21