Add 4/8 and 21/32
4/8 + 21/32 is 37/32.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 32 is 32
Next, find the equivalent fraction of both fractional numbers with denominator 32 - For the 1st fraction, since 8 × 4 = 32,
4/8 = 4 × 4/8 × 4 = 16/32 - Likewise, for the 2nd fraction, since 32 × 1 = 32,
21/32 = 21 × 1/32 × 1 = 21/32 - Add the two like fractions:
16/32 + 21/32 = 16 + 21/32 = 37/32 - So, 4/8 + 21/32 = 37/32
In mixed form: 15/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/8+42/32 4/16+21/32 4/8+21/64 12/8+21/32 4/8+63/32 4/24+21/32 4/8+21/96 20/8+21/32 4/40+21/32 28/8+21/32 4/56+21/32