Add 10/8 and 8/81
1st number: 1 2/8, 2nd number: 8/81
10/8 + 8/81 is 437/324.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 81 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 8 × 81 = 648,
10/8 = 10 × 81/8 × 81 = 810/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
8/81 = 8 × 8/81 × 8 = 64/648 - Add the two like fractions:
810/648 + 64/648 = 810 + 64/648 = 874/648 - 874/648 simplified gives 437/324
- So, 10/8 + 8/81 = 437/324
In mixed form: 1113/324
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/8+8/81 10/8+16/81 10/16+8/81 30/8+8/81 10/8+24/81 10/24+8/81 50/8+8/81 10/8+40/81 10/40+8/81 70/8+8/81 10/8+56/81 10/56+8/81