Subtract 90/5 from 48/3
1st number: 16 0/3, 2nd number: 18 0/5
48/3 - 90/5 is -2/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 5 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 3 × 5 = 15,
48/3 = 48 × 5/3 × 5 = 240/15 - Likewise, for the 2nd fraction, since 5 × 3 = 15,
90/5 = 90 × 3/5 × 3 = 270/15 - Subtract the two like fractions:
240/15 - 270/15 = 240 - 270/15 = -30/15 - After reducing the fraction, the answer is -2/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/3-90/5 48/6-90/5 48/3-90/10 48/9-90/5 48/3-90/15 48/15-90/5 48/3-90/25 48/21-90/5 48/3-90/35