Subtract 20/42 from 35/16
1st number: 2 3/16, 2nd number: 20/42
35/16 - 20/42 is 575/336.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 42 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 16 × 21 = 336,
35/16 = 35 × 21/16 × 21 = 735/336 - Likewise, for the 2nd fraction, since 42 × 8 = 336,
20/42 = 20 × 8/42 × 8 = 160/336 - Subtract the two like fractions:
735/336 - 160/336 = 735 - 160/336 = 575/336 - In mixed form: 1239/336
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/16-20/42 35/16-40/42 35/32-20/42 35/16-20/84 35/16-60/42 35/48-20/42 35/80-20/42