Add 28/35 and 7/49
28/35 + 7/49 is 33/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 49 is 245
Next, find the equivalent fraction of both fractional numbers with denominator 245 - For the 1st fraction, since 35 × 7 = 245,
28/35 = 28 × 7/35 × 7 = 196/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
7/49 = 7 × 5/49 × 5 = 35/245 - Add the two like fractions:
196/245 + 35/245 = 196 + 35/245 = 231/245 - 231/245 simplified gives 33/35
- So, 28/35 + 7/49 = 33/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/35+7/49 28/35+14/49 28/70+7/49 28/35+7/98 84/35+7/49 28/35+21/49 28/35+35/49