Subtract 3/54 from 16/84
16/84 - 3/54 is 17/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 54 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 84 × 9 = 756,
16/84 = 16 × 9/84 × 9 = 144/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
3/54 = 3 × 14/54 × 14 = 42/756 - Subtract the two like fractions:
144/756 - 42/756 = 144 - 42/756 = 102/756 - After reducing the fraction, the answer is 17/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/84-3/54 16/84-6/54 48/84-3/54 16/84-9/54 80/84-3/54 16/84-15/54 16/84-21/54