Add 4/20 and 3/54
4/20 + 3/54 is 23/90.
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,
4/20 = 4 × 27/20 × 27 = 108/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
3/54 = 3 × 10/54 × 10 = 30/540 - Add the two like fractions:
108/540 + 30/540 = 108 + 30/540 = 138/540 - 138/540 simplified gives 23/90
- So, 4/20 + 3/54 = 23/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/20+3/54 4/20+6/54 4/40+3/54 12/20+3/54 4/20+9/54 4/60+3/54 4/20+15/54 28/20+3/54 4/20+21/54