Subtract 28/10 from 9/48
1st number: 9/48, 2nd number: 2 8/10
9/48 - 28/10 is -209/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 10 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
9/48 = 9 × 5/48 × 5 = 45/240 - Likewise, for the 2nd fraction, since 10 × 24 = 240,
28/10 = 28 × 24/10 × 24 = 672/240 - Subtract the two like fractions:
45/240 - 672/240 = 45 - 672/240 = -627/240 - After reducing the fraction, the answer is -209/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/48-28/10 9/48-56/10 9/96-28/10 9/48-28/20 27/48-28/10 9/48-84/10 9/48-28/30 45/48-28/10 9/48-28/50 63/48-28/10 9/48-28/70