Add 28/35 and 45/7
1st number: 28/35, 2nd number: 6 3/7
28/35 + 45/7 is 253/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 35 × 1 = 35,
28/35 = 28 × 1/35 × 1 = 28/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
45/7 = 45 × 5/7 × 5 = 225/35 - Add the two like fractions:
28/35 + 225/35 = 28 + 225/35 = 253/35 - So, 28/35 + 45/7 = 253/35
In mixed form: 78/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/35+45/7 28/35+90/7 28/70+45/7 28/35+45/14 84/35+45/7 28/35+45/21 28/35+45/35 28/35+45/49