Add 7/20 and 6/54
7/20 + 6/54 is 83/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
7/20 = 7 × 27/20 × 27 = 189/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
6/54 = 6 × 10/54 × 10 = 60/540 - Add the two like fractions:
189/540 + 60/540 = 189 + 60/540 = 249/540 - 249/540 simplified gives 83/180
- So, 7/20 + 6/54 = 83/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/20+6/54 7/20+12/54 7/40+6/54 21/20+6/54 7/20+18/54 7/60+6/54 35/20+6/54 7/20+30/54 49/20+6/54 7/20+42/54