Add 30/10 and 21/32
1st number: 3 0/10, 2nd number: 21/32
30/10 + 21/32 is 117/32.
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,
30/10 = 30 × 16/10 × 16 = 480/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
21/32 = 21 × 5/32 × 5 = 105/160 - Add the two like fractions:
480/160 + 105/160 = 480 + 105/160 = 585/160 - 585/160 simplified gives 117/32
- So, 30/10 + 21/32 = 117/32
In mixed form: 321/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/10+21/32 30/10+42/32 30/20+21/32 30/10+21/64 90/10+21/32 30/10+63/32 30/10+21/96 30/50+21/32 30/70+21/32