Add 54/4 and 56/7
1st number: 13 2/4, 2nd number: 8 0/7
54/4 + 56/7 is 43/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
54/4 = 54 × 7/4 × 7 = 378/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
56/7 = 56 × 4/7 × 4 = 224/28 - Add the two like fractions:
378/28 + 224/28 = 378 + 224/28 = 602/28 - 602/28 simplified gives 43/2
- So, 54/4 + 56/7 = 43/2
In mixed form: 211/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/8+56/7 54/4+56/14 54/12+56/7 54/4+56/21 54/20+56/7 54/4+56/35 54/28+56/7 54/4+56/49