Add 15/10 and 40/3
1st number: 1 5/10, 2nd number: 13 1/3
15/10 + 40/3 is 89/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 3 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
15/10 = 15 × 3/10 × 3 = 45/30 - Likewise, for the 2nd fraction, since 3 × 10 = 30,
40/3 = 40 × 10/3 × 10 = 400/30 - Add the two like fractions:
45/30 + 400/30 = 45 + 400/30 = 445/30 - 445/30 simplified gives 89/6
- So, 15/10 + 40/3 = 89/6
In mixed form: 145/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/10+40/3 15/10+80/3 15/20+40/3 15/10+40/6 45/10+40/3 15/30+40/3 15/10+40/9 75/10+40/3 15/50+40/3 15/10+40/15 15/70+40/3 15/10+40/21