Add 45/16 and 81/8
1st number: 2 13/16, 2nd number: 10 1/8
45/16 + 81/8 is 207/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 8 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 16 × 1 = 16,
45/16 = 45 × 1/16 × 1 = 45/16 - Likewise, for the 2nd fraction, since 8 × 2 = 16,
81/8 = 81 × 2/8 × 2 = 162/16 - Add the two like fractions:
45/16 + 162/16 = 45 + 162/16 = 207/16 - So, 45/16 + 81/8 = 207/16
In mixed form: 1215/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/16+81/8 45/32+81/8 45/16+81/16 45/48+81/8 45/16+81/24 45/80+81/8 45/16+81/40 45/16+81/56