Subtract 30/84 from 50/35
1st number: 1 15/35, 2nd number: 30/84
50/35 - 30/84 is 15/14.
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,
50/35 = 50 × 12/35 × 12 = 600/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
30/84 = 30 × 5/84 × 5 = 150/420 - Subtract the two like fractions:
600/420 - 150/420 = 600 - 150/420 = 450/420 - After reducing the fraction, the answer is 15/14
- In mixed form: 11/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/35-60/84 50/70-30/84 50/35-90/84