Subtract 16/60 from 27/42
27/42 - 16/60 is 79/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 42 × 10 = 420,
27/42 = 27 × 10/42 × 10 = 270/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
16/60 = 16 × 7/60 × 7 = 112/420 - Subtract the two like fractions:
270/420 - 112/420 = 270 - 112/420 = 158/420 - After reducing the fraction, the answer is 79/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/42-16/60 27/42-32/60 27/84-16/60 81/42-16/60 27/42-48/60 27/42-80/60