Add 6/54 and 21/40
6/54 + 21/40 is 229/360.
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,
6/54 = 6 × 20/54 × 20 = 120/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
21/40 = 21 × 27/40 × 27 = 567/1080 - Add the two like fractions:
120/1080 + 567/1080 = 120 + 567/1080 = 687/1080 - 687/1080 simplified gives 229/360
- So, 6/54 + 21/40 = 229/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/54+21/40 6/54+42/40 6/54+21/80 18/54+21/40 6/54+63/40 30/54+21/40 42/54+21/40