Subtract 30/50 from 84/56
1st number: 1 28/56, 2nd number: 30/50
84/56 - 30/50 is 9/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 50 is 1400
Next, find the equivalent fraction of both fractional numbers with denominator 1400 - For the 1st fraction, since 56 × 25 = 1400,
84/56 = 84 × 25/56 × 25 = 2100/1400 - Likewise, for the 2nd fraction, since 50 × 28 = 1400,
30/50 = 30 × 28/50 × 28 = 840/1400 - Subtract the two like fractions:
2100/1400 - 840/1400 = 2100 - 840/1400 = 1260/1400 - After reducing the fraction, the answer is 9/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/56-60/50 84/56-90/50