Subtract 20/56 from 7/3
1st number: 2 1/3, 2nd number: 20/56
7/3 - 20/56 is 83/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 3 × 56 = 168,
7/3 = 7 × 56/3 × 56 = 392/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
20/56 = 20 × 3/56 × 3 = 60/168 - Subtract the two like fractions:
392/168 - 60/168 = 392 - 60/168 = 332/168 - After reducing the fraction, the answer is 83/42
- In mixed form: 141/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/3-20/56 7/3-40/56 7/6-20/56 21/3-20/56 7/3-60/56 7/9-20/56 35/3-20/56 7/15-20/56 49/3-20/56 7/21-20/56