Add 7/16 and 81/10
1st number: 7/16, 2nd number: 8 1/10
7/16 + 81/10 is 683/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 10 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
7/16 = 7 × 5/16 × 5 = 35/80 - Likewise, for the 2nd fraction, since 10 × 8 = 80,
81/10 = 81 × 8/10 × 8 = 648/80 - Add the two like fractions:
35/80 + 648/80 = 35 + 648/80 = 683/80 - So, 7/16 + 81/10 = 683/80
In mixed form: 843/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/16+81/10 7/32+81/10 7/16+81/20 21/16+81/10 7/48+81/10 7/16+81/30 35/16+81/10 7/80+81/10 7/16+81/50 49/16+81/10 7/16+81/70