Add 21/50 and 2/8
21/50 + 2/8 is 67/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 8 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 50 × 4 = 200,
21/50 = 21 × 4/50 × 4 = 84/200 - Likewise, for the 2nd fraction, since 8 × 25 = 200,
2/8 = 2 × 25/8 × 25 = 50/200 - Add the two like fractions:
84/200 + 50/200 = 84 + 50/200 = 134/200 - 134/200 simplified gives 67/100
- So, 21/50 + 2/8 = 67/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/50+2/8 21/50+4/8 21/50+2/16 63/50+2/8 21/50+6/8 21/50+2/24 21/50+10/8 21/50+2/40 21/50+14/8 21/50+2/56