Subtract 1/48 from 21/10
1st number: 2 1/10, 2nd number: 1/48
21/10 - 1/48 is 499/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 10 × 24 = 240,
21/10 = 21 × 24/10 × 24 = 504/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
1/48 = 1 × 5/48 × 5 = 5/240 - Subtract the two like fractions:
504/240 - 5/240 = 504 - 5/240 = 499/240 - In mixed form: 219/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/10-1/48 21/10-2/48 21/20-1/48 21/10-1/96 63/10-1/48 21/10-3/48 21/30-1/48 21/10-5/48 21/50-1/48 21/10-7/48 21/70-1/48