Add 18/50 and 21/56
18/50 + 21/56 is 147/200.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 56 is 1400
Next, find the equivalent fraction of both fractional numbers with denominator 1400 - For the 1st fraction, since 50 × 28 = 1400,
18/50 = 18 × 28/50 × 28 = 504/1400 - Likewise, for the 2nd fraction, since 56 × 25 = 1400,
21/56 = 21 × 25/56 × 25 = 525/1400 - Add the two like fractions:
504/1400 + 525/1400 = 504 + 525/1400 = 1029/1400 - 1029/1400 simplified gives 147/200
- So, 18/50 + 21/56 = 147/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/50+21/56 18/50+42/56 54/50+21/56 18/50+63/56 90/50+21/56