Subtract 28/10 from 72/2
1st number: 36 0/2, 2nd number: 2 8/10
72/2 - 28/10 is 166/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 10 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
72/2 = 72 × 5/2 × 5 = 360/10 - Likewise, for the 2nd fraction, since 10 × 1 = 10,
28/10 = 28 × 1/10 × 1 = 28/10 - Subtract the two like fractions:
360/10 - 28/10 = 360 - 28/10 = 332/10 - After reducing the fraction, the answer is 166/5
- In mixed form: 331/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/2-56/10 72/4-28/10 72/2-28/20 72/2-84/10 72/6-28/10 72/2-28/30 72/10-28/10 72/2-28/50 72/14-28/10 72/2-28/70