Subtract 21/5 from 2/48
1st number: 2/48, 2nd number: 4 1/5
2/48 - 21/5 is -499/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 5 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
2/48 = 2 × 5/48 × 5 = 10/240 - Likewise, for the 2nd fraction, since 5 × 48 = 240,
21/5 = 21 × 48/5 × 48 = 1008/240 - Subtract the two like fractions:
10/240 - 1008/240 = 10 - 1008/240 = -998/240 - After reducing the fraction, the answer is -499/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/48-21/5 2/48-42/5 2/96-21/5 2/48-21/10 6/48-21/5 2/48-63/5 2/48-21/15 10/48-21/5 2/48-21/25 14/48-21/5 2/48-21/35