Subtract 3/54 from 10/7
1st number: 1 3/7, 2nd number: 3/54
10/7 - 3/54 is 173/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 7 × 54 = 378,
10/7 = 10 × 54/7 × 54 = 540/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
3/54 = 3 × 7/54 × 7 = 21/378 - Subtract the two like fractions:
540/378 - 21/378 = 540 - 21/378 = 519/378 - After reducing the fraction, the answer is 173/126
- In mixed form: 147/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/7-3/54 10/7-6/54 10/14-3/54 30/7-3/54 10/7-9/54 10/21-3/54 50/7-3/54 10/7-15/54 10/35-3/54 70/7-3/54 10/7-21/54 10/49-3/54