Add 35/10 and 7/81
1st number: 3 5/10, 2nd number: 7/81
35/10 + 7/81 is 581/162.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 81 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 10 × 81 = 810,
35/10 = 35 × 81/10 × 81 = 2835/810 - Likewise, for the 2nd fraction, since 81 × 10 = 810,
7/81 = 7 × 10/81 × 10 = 70/810 - Add the two like fractions:
2835/810 + 70/810 = 2835 + 70/810 = 2905/810 - 2905/810 simplified gives 581/162
- So, 35/10 + 7/81 = 581/162
In mixed form: 395/162
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/10+7/81 35/10+14/81 35/20+7/81 35/10+21/81 35/30+7/81 35/10+35/81 35/50+7/81 35/10+49/81 35/70+7/81