Add 8/54 and 4/20
8/54 + 4/20 is 47/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 54 × 10 = 540,
8/54 = 8 × 10/54 × 10 = 80/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
4/20 = 4 × 27/20 × 27 = 108/540 - Add the two like fractions:
80/540 + 108/540 = 80 + 108/540 = 188/540 - 188/540 simplified gives 47/135
- So, 8/54 + 4/20 = 47/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/54+4/20 8/54+8/20 8/54+4/40 24/54+4/20 8/54+12/20 8/54+4/60 40/54+4/20 56/54+4/20 8/54+28/20