Add 56/7 and 48/20
1st number: 8 0/7, 2nd number: 2 8/20
56/7 + 48/20 is 52/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 7 × 20 = 140,
56/7 = 56 × 20/7 × 20 = 1120/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
48/20 = 48 × 7/20 × 7 = 336/140 - Add the two like fractions:
1120/140 + 336/140 = 1120 + 336/140 = 1456/140 - 1456/140 simplified gives 52/5
- So, 56/7 + 48/20 = 52/5
In mixed form: 102/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/7+96/20 56/14+48/20 56/7+48/40 56/21+48/20 56/7+48/60 56/35+48/20 56/49+48/20