Add 40/7 and 20/48
1st number: 5 5/7, 2nd number: 20/48
40/7 + 20/48 is 515/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 7 × 48 = 336,
40/7 = 40 × 48/7 × 48 = 1920/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
20/48 = 20 × 7/48 × 7 = 140/336 - Add the two like fractions:
1920/336 + 140/336 = 1920 + 140/336 = 2060/336 - 2060/336 simplified gives 515/84
- So, 40/7 + 20/48 = 515/84
In mixed form: 611/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/7+20/48 40/7+40/48 40/14+20/48 40/7+20/96 40/7+60/48 40/21+20/48 40/35+20/48 40/49+20/48