Add 1/27 and 84/20
1st number: 1/27, 2nd number: 4 4/20
1/27 + 84/20 is 572/135.
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,
1/27 = 1 × 20/27 × 20 = 20/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
84/20 = 84 × 27/20 × 27 = 2268/540 - Add the two like fractions:
20/540 + 2268/540 = 20 + 2268/540 = 2288/540 - 2288/540 simplified gives 572/135
- So, 1/27 + 84/20 = 572/135
In mixed form: 432/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/27+84/20 1/54+84/20 1/27+84/40 3/27+84/20 1/81+84/20 1/27+84/60 5/27+84/20 7/27+84/20