Add 20/54 and 5/40
20/54 + 5/40 is 107/216.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 40 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 54 × 20 = 1080,
20/54 = 20 × 20/54 × 20 = 400/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
5/40 = 5 × 27/40 × 27 = 135/1080 - Add the two like fractions:
400/1080 + 135/1080 = 400 + 135/1080 = 535/1080 - 535/1080 simplified gives 107/216
- So, 20/54 + 5/40 = 107/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/54+5/40 20/54+10/40 20/54+5/80 60/54+5/40 20/54+15/40 20/54+25/40 20/54+35/40