Add 10/4 and 30/15
1st number: 2 2/4, 2nd number: 2 0/15
10/4 + 30/15 is 9/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
10/4 = 10 × 15/4 × 15 = 150/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
30/15 = 30 × 4/15 × 4 = 120/60 - Add the two like fractions:
150/60 + 120/60 = 150 + 120/60 = 270/60 - 270/60 simplified gives 9/2
- So, 10/4 + 30/15 = 9/2
In mixed form: 41/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/4+30/15 10/4+60/15 10/8+30/15 30/4+30/15 10/4+90/15 10/12+30/15 10/4+30/45 50/4+30/15 10/20+30/15 10/4+30/75 70/4+30/15 10/28+30/15