Add 24/10 and 15/81
1st number: 2 4/10, 2nd number: 15/81
24/10 + 15/81 is 349/135.
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,
24/10 = 24 × 81/10 × 81 = 1944/810 - Likewise, for the 2nd fraction, since 81 × 10 = 810,
15/81 = 15 × 10/81 × 10 = 150/810 - Add the two like fractions:
1944/810 + 150/810 = 1944 + 150/810 = 2094/810 - 2094/810 simplified gives 349/135
- So, 24/10 + 15/81 = 349/135
In mixed form: 279/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/10+15/81 24/10+30/81 24/20+15/81 72/10+15/81 24/10+45/81 24/30+15/81 24/10+75/81 24/50+15/81 24/70+15/81