Subtract 2/16 from 6/42
6/42 - 2/16 is 1/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 16 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 42 × 8 = 336,
6/42 = 6 × 8/42 × 8 = 48/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
2/16 = 2 × 21/16 × 21 = 42/336 - Subtract the two like fractions:
48/336 - 42/336 = 48 - 42/336 = 6/336 - After reducing the fraction, the answer is 1/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/42-2/16 6/42-4/16 6/84-2/16 6/42-2/32 18/42-2/16 6/42-6/16 6/42-2/48 30/42-2/16 6/42-10/16 6/42-2/80 6/42-14/16