Subtract 2/16 from 27/42
27/42 - 2/16 is 29/56.
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,
27/42 = 27 × 8/42 × 8 = 216/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
2/16 = 2 × 21/16 × 21 = 42/336 - Subtract the two like fractions:
216/336 - 42/336 = 216 - 42/336 = 174/336 - After reducing the fraction, the answer is 29/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/42-2/16 27/42-4/16 27/84-2/16 27/42-2/32 81/42-2/16 27/42-6/16 27/42-2/48 27/42-10/16 27/42-2/80 27/42-14/16