Add 81/30 and 10/50
1st number: 2 21/30, 2nd number: 10/50
81/30 + 10/50 is 29/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
81/30 = 81 × 5/30 × 5 = 405/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
10/50 = 10 × 3/50 × 3 = 30/150 - Add the two like fractions:
405/150 + 30/150 = 405 + 30/150 = 435/150 - 435/150 simplified gives 29/10
- So, 81/30 + 10/50 = 29/10
In mixed form: 29/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/30+20/50 81/60+10/50 81/30+30/50 81/90+10/50 81/30+70/50