Add 75/15 and 28/49
1st number: 5 0/15, 2nd number: 28/49
75/15 + 28/49 is 39/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 49 is 735
Next, find the equivalent fraction of both fractional numbers with denominator 735 - For the 1st fraction, since 15 × 49 = 735,
75/15 = 75 × 49/15 × 49 = 3675/735 - Likewise, for the 2nd fraction, since 49 × 15 = 735,
28/49 = 28 × 15/49 × 15 = 420/735 - Add the two like fractions:
3675/735 + 420/735 = 3675 + 420/735 = 4095/735 - 4095/735 simplified gives 39/7
- So, 75/15 + 28/49 = 39/7
In mixed form: 54/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/15+56/49 75/30+28/49 75/15+28/98 75/15+84/49 75/45+28/49