Add 7/27 and 10/20
7/27 + 10/20 is 41/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 27 × 20 = 540,
7/27 = 7 × 20/27 × 20 = 140/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
10/20 = 10 × 27/20 × 27 = 270/540 - Add the two like fractions:
140/540 + 270/540 = 140 + 270/540 = 410/540 - 410/540 simplified gives 41/54
- So, 7/27 + 10/20 = 41/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/27+10/20 7/54+10/20 7/27+10/40 21/27+10/20 7/27+30/20 7/81+10/20 7/27+10/60 35/27+10/20 7/27+50/20 49/27+10/20 7/27+70/20