Subtract 8/84 from 16/30
16/30 - 8/84 is 46/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 30 × 14 = 420,
16/30 = 16 × 14/30 × 14 = 224/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
8/84 = 8 × 5/84 × 5 = 40/420 - Subtract the two like fractions:
224/420 - 40/420 = 224 - 40/420 = 184/420 - After reducing the fraction, the answer is 46/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/30-8/84 16/30-16/84 16/60-8/84 48/30-8/84 16/30-24/84 16/90-8/84 80/30-8/84 16/30-40/84 16/30-56/84