Add 35/20 and 54/27
1st number: 1 15/20, 2nd number: 2 0/27
35/20 + 54/27 is 15/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 27 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
35/20 = 35 × 27/20 × 27 = 945/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
54/27 = 54 × 20/27 × 20 = 1080/540 - Add the two like fractions:
945/540 + 1080/540 = 945 + 1080/540 = 2025/540 - 2025/540 simplified gives 15/4
- So, 35/20 + 54/27 = 15/4
In mixed form: 33/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/20+54/27 35/40+54/27 35/60+54/27 35/20+54/81