Add 84/10 and 81/16
1st number: 8 4/10, 2nd number: 5 1/16
84/10 + 81/16 is 1077/80.
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,
84/10 = 84 × 8/10 × 8 = 672/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
81/16 = 81 × 5/16 × 5 = 405/80 - Add the two like fractions:
672/80 + 405/80 = 672 + 405/80 = 1077/80 - So, 84/10 + 81/16 = 1077/80
In mixed form: 1337/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/20+81/16 84/10+81/32 84/30+81/16 84/10+81/48 84/50+81/16 84/10+81/80 84/70+81/16