Add 25/4 and 30/15
1st number: 6 1/4, 2nd number: 2 0/15
25/4 + 30/15 is 33/4.
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,
25/4 = 25 × 15/4 × 15 = 375/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
30/15 = 30 × 4/15 × 4 = 120/60 - Add the two like fractions:
375/60 + 120/60 = 375 + 120/60 = 495/60 - 495/60 simplified gives 33/4
- So, 25/4 + 30/15 = 33/4
In mixed form: 81/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/4+30/15 25/4+60/15 25/8+30/15 75/4+30/15 25/4+90/15 25/12+30/15 25/4+30/45 25/20+30/15 25/4+30/75 25/28+30/15