Add 54/5 and 3/7
1st number: 10 4/5, 2nd number: 3/7
54/5 + 3/7 is 393/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
54/5 = 54 × 7/5 × 7 = 378/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
3/7 = 3 × 5/7 × 5 = 15/35 - Add the two like fractions:
378/35 + 15/35 = 378 + 15/35 = 393/35 - So, 54/5 + 3/7 = 393/35
In mixed form: 118/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/5+6/7 54/10+3/7 54/5+3/14 54/5+9/7 54/15+3/7 54/5+3/21 54/5+15/7 54/25+3/7 54/5+3/35 54/5+21/7 54/35+3/7 54/5+3/49