Add 5/20 and 54/7
1st number: 5/20, 2nd number: 7 5/7
5/20 + 54/7 is 223/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 7 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
5/20 = 5 × 7/20 × 7 = 35/140 - Likewise, for the 2nd fraction, since 7 × 20 = 140,
54/7 = 54 × 20/7 × 20 = 1080/140 - Add the two like fractions:
35/140 + 1080/140 = 35 + 1080/140 = 1115/140 - 1115/140 simplified gives 223/28
- So, 5/20 + 54/7 = 223/28
In mixed form: 727/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/20+54/7 5/40+54/7 5/20+54/14 15/20+54/7 5/60+54/7 5/20+54/21 25/20+54/7 5/20+54/35 35/20+54/7 5/20+54/49