Add 81/8 and 60/9
1st number: 10 1/8, 2nd number: 6 6/9
81/8 + 60/9 is 403/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
81/8 = 81 × 9/8 × 9 = 729/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
60/9 = 60 × 8/9 × 8 = 480/72 - Add the two like fractions:
729/72 + 480/72 = 729 + 480/72 = 1209/72 - 1209/72 simplified gives 403/24
- So, 81/8 + 60/9 = 403/24
In mixed form: 1619/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/16+60/9 81/8+60/18 81/24+60/9 81/8+60/27 81/40+60/9 81/8+60/45 81/56+60/9 81/8+60/63