Add 20/40 and 10/54
20/40 + 10/54 is 37/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 54 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 40 × 27 = 1080,
20/40 = 20 × 27/40 × 27 = 540/1080 - Likewise, for the 2nd fraction, since 54 × 20 = 1080,
10/54 = 10 × 20/54 × 20 = 200/1080 - Add the two like fractions:
540/1080 + 200/1080 = 540 + 200/1080 = 740/1080 - 740/1080 simplified gives 37/54
- So, 20/40 + 10/54 = 37/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/40+20/54 20/80+10/54 60/40+10/54 20/40+30/54 20/40+50/54 20/40+70/54