Subtract 90/3 from 25/10
1st number: 2 5/10, 2nd number: 30 0/3
25/10 - 90/3 is -55/2.
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,
25/10 = 25 × 3/10 × 3 = 75/30 - Likewise, for the 2nd fraction, since 3 × 10 = 30,
90/3 = 90 × 10/3 × 10 = 900/30 - Subtract the two like fractions:
75/30 - 900/30 = 75 - 900/30 = -825/30 - After reducing the fraction, the answer is -55/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/10-90/3 25/20-90/3 25/10-90/6 75/10-90/3 25/30-90/3 25/10-90/9 25/50-90/3 25/10-90/15 25/70-90/3 25/10-90/21