Add 9/8 and 3/81
1st number: 1 1/8, 2nd number: 3/81
9/8 + 3/81 is 251/216.
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,
9/8 = 9 × 81/8 × 81 = 729/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
3/81 = 3 × 8/81 × 8 = 24/648 - Add the two like fractions:
729/648 + 24/648 = 729 + 24/648 = 753/648 - 753/648 simplified gives 251/216
- So, 9/8 + 3/81 = 251/216
In mixed form: 135/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/8+3/81 9/8+6/81 9/16+3/81 27/8+3/81 9/8+9/81 9/24+3/81 45/8+3/81 9/8+15/81 9/40+3/81 63/8+3/81 9/8+21/81 9/56+3/81