Add 35/10 and 21/16
1st number: 3 5/10, 2nd number: 1 5/16
35/10 + 21/16 is 77/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 10 × 8 = 80,
35/10 = 35 × 8/10 × 8 = 280/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
21/16 = 21 × 5/16 × 5 = 105/80 - Add the two like fractions:
280/80 + 105/80 = 280 + 105/80 = 385/80 - 385/80 simplified gives 77/16
- So, 35/10 + 21/16 = 77/16
In mixed form: 413/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/10+21/16 35/10+42/16 35/20+21/16 35/10+21/32 35/10+63/16 35/30+21/16 35/10+21/48 35/50+21/16 35/10+21/80 35/70+21/16