Subtract 7/96 from 21/20
1st number: 1 1/20, 2nd number: 7/96
21/20 - 7/96 is 469/480.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 96 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 20 × 24 = 480,
21/20 = 21 × 24/20 × 24 = 504/480 - Likewise, for the 2nd fraction, since 96 × 5 = 480,
7/96 = 7 × 5/96 × 5 = 35/480 - Subtract the two like fractions:
504/480 - 35/480 = 504 - 35/480 = 469/480
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/20-7/96 21/20-14/96 21/40-7/96 63/20-7/96 21/20-21/96 21/60-7/96 21/20-35/96 21/20-49/96