Add 54/20 and 24/14
1st number: 2 14/20, 2nd number: 1 10/14
54/20 + 24/14 is 309/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 14 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
54/20 = 54 × 7/20 × 7 = 378/140 - Likewise, for the 2nd fraction, since 14 × 10 = 140,
24/14 = 24 × 10/14 × 10 = 240/140 - Add the two like fractions:
378/140 + 240/140 = 378 + 240/140 = 618/140 - 618/140 simplified gives 309/70
- So, 54/20 + 24/14 = 309/70
In mixed form: 429/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20+48/14 54/40+24/14 54/20+24/28 54/20+72/14 54/60+24/14 54/20+24/42 54/20+24/70 54/20+24/98