Subtract 30/84 from 16/35
16/35 - 30/84 is 1/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 35 × 12 = 420,
16/35 = 16 × 12/35 × 12 = 192/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
30/84 = 30 × 5/84 × 5 = 150/420 - Subtract the two like fractions:
192/420 - 150/420 = 192 - 150/420 = 42/420 - After reducing the fraction, the answer is 1/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/35-30/84 16/35-60/84 16/70-30/84 48/35-30/84 16/35-90/84 80/35-30/84