Subtract 16/9 from 48/20
1st number: 2 8/20, 2nd number: 1 7/9
48/20 - 16/9 is 28/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 9 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
48/20 = 48 × 9/20 × 9 = 432/180 - Likewise, for the 2nd fraction, since 9 × 20 = 180,
16/9 = 16 × 20/9 × 20 = 320/180 - Subtract the two like fractions:
432/180 - 320/180 = 432 - 320/180 = 112/180 - After reducing the fraction, the answer is 28/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/20-16/9 48/20-32/9 48/40-16/9 48/20-16/18 48/20-48/9 48/60-16/9 48/20-16/27 48/20-80/9 48/20-16/45 48/20-16/63