Subtract 16/9 from 30/56
1st number: 30/56, 2nd number: 1 7/9
30/56 - 16/9 is -313/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 9 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
30/56 = 30 × 9/56 × 9 = 270/504 - Likewise, for the 2nd fraction, since 9 × 56 = 504,
16/9 = 16 × 56/9 × 56 = 896/504 - Subtract the two like fractions:
270/504 - 896/504 = 270 - 896/504 = -626/504 - After reducing the fraction, the answer is -313/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/56-16/9 30/56-32/9 30/56-16/18 90/56-16/9 30/56-48/9 30/56-16/27 30/56-80/9 30/56-16/45 30/56-16/63