Add 28/35 and 35/63
28/35 + 35/63 is 61/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
28/35 = 28 × 9/35 × 9 = 252/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
35/63 = 35 × 5/63 × 5 = 175/315 - Add the two like fractions:
252/315 + 175/315 = 252 + 175/315 = 427/315 - 427/315 simplified gives 61/45
- So, 28/35 + 35/63 = 61/45
In mixed form: 116/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/35+35/63 28/35+70/63 28/70+35/63 84/35+35/63