Add 80/10 and 21/32
1st number: 8 0/10, 2nd number: 21/32
80/10 + 21/32 is 277/32.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 10 × 16 = 160,
80/10 = 80 × 16/10 × 16 = 1280/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
21/32 = 21 × 5/32 × 5 = 105/160 - Add the two like fractions:
1280/160 + 105/160 = 1280 + 105/160 = 1385/160 - 1385/160 simplified gives 277/32
- So, 80/10 + 21/32 = 277/32
In mixed form: 821/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/10+42/32 80/20+21/32 80/10+21/64 80/10+63/32 80/30+21/32 80/10+21/96 80/50+21/32 80/70+21/32