Add 10/40 and 15/6
1st number: 10/40, 2nd number: 2 3/6
10/40 + 15/6 is 11/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 6 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
10/40 = 10 × 3/40 × 3 = 30/120 - Likewise, for the 2nd fraction, since 6 × 20 = 120,
15/6 = 15 × 20/6 × 20 = 300/120 - Add the two like fractions:
30/120 + 300/120 = 30 + 300/120 = 330/120 - 330/120 simplified gives 11/4
- So, 10/40 + 15/6 = 11/4
In mixed form: 23/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/40+15/6 10/40+30/6 10/80+15/6 10/40+15/12 30/40+15/6 10/40+45/6 10/40+15/18 50/40+15/6 10/40+75/6 10/40+15/30 70/40+15/6 10/40+15/42