Add 21/50 and 27/64
21/50 + 27/64 is 1347/1600.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 64 is 1600
Next, find the equivalent fraction of both fractional numbers with denominator 1600 - For the 1st fraction, since 50 × 32 = 1600,
21/50 = 21 × 32/50 × 32 = 672/1600 - Likewise, for the 2nd fraction, since 64 × 25 = 1600,
27/64 = 27 × 25/64 × 25 = 675/1600 - Add the two like fractions:
672/1600 + 675/1600 = 672 + 675/1600 = 1347/1600 - So, 21/50 + 27/64 = 1347/1600
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/50+27/64 21/50+54/64 63/50+27/64 21/50+81/64