Subtract 6/16 from 20/15
1st number: 1 5/15, 2nd number: 6/16
20/15 - 6/16 is 23/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
20/15 = 20 × 16/15 × 16 = 320/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
6/16 = 6 × 15/16 × 15 = 90/240 - Subtract the two like fractions:
320/240 - 90/240 = 320 - 90/240 = 230/240 - After reducing the fraction, the answer is 23/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/15-6/16 20/15-12/16 20/30-6/16 20/15-6/32 60/15-6/16 20/15-18/16 20/45-6/16 20/15-6/48 20/15-30/16 20/75-6/16 20/15-6/80 20/15-42/16