Add 49/10 and 4/81
1st number: 4 9/10, 2nd number: 4/81
49/10 + 4/81 is 4009/810.
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,
49/10 = 49 × 81/10 × 81 = 3969/810 - Likewise, for the 2nd fraction, since 81 × 10 = 810,
4/81 = 4 × 10/81 × 10 = 40/810 - Add the two like fractions:
3969/810 + 40/810 = 3969 + 40/810 = 4009/810 - So, 49/10 + 4/81 = 4009/810
In mixed form: 4769/810
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/10+4/81 49/10+8/81 49/20+4/81 49/10+12/81 49/30+4/81 49/10+20/81 49/50+4/81 49/10+28/81 49/70+4/81