Add 20/10 and 21/32
1st number: 2 0/10, 2nd number: 21/32
20/10 + 21/32 is 85/32.
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,
20/10 = 20 × 16/10 × 16 = 320/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
21/32 = 21 × 5/32 × 5 = 105/160 - Add the two like fractions:
320/160 + 105/160 = 320 + 105/160 = 425/160 - 425/160 simplified gives 85/32
- So, 20/10 + 21/32 = 85/32
In mixed form: 221/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/10+21/32 20/10+42/32 20/10+21/64 60/10+21/32 20/10+63/32 20/30+21/32 20/10+21/96 20/50+21/32 20/70+21/32