Subtract 2/42 from 6/16
6/16 - 2/42 is 55/168.
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,
6/16 = 6 × 21/16 × 21 = 126/336 - Likewise, for the 2nd fraction, since 42 × 8 = 336,
2/42 = 2 × 8/42 × 8 = 16/336 - Subtract the two like fractions:
126/336 - 16/336 = 126 - 16/336 = 110/336 - After reducing the fraction, the answer is 55/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/16-2/42 6/16-4/42 6/32-2/42 6/16-2/84 18/16-2/42 6/16-6/42 6/48-2/42 30/16-2/42 6/16-10/42 6/80-2/42 42/16-2/42 6/16-14/42