Add 28/5 and 28/63
1st number: 5 3/5, 2nd number: 28/63
28/5 + 28/63 is 272/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 5 × 63 = 315,
28/5 = 28 × 63/5 × 63 = 1764/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
28/63 = 28 × 5/63 × 5 = 140/315 - Add the two like fractions:
1764/315 + 140/315 = 1764 + 140/315 = 1904/315 - 1904/315 simplified gives 272/45
- So, 28/5 + 28/63 = 272/45
In mixed form: 62/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/5+28/63 28/5+56/63 28/10+28/63 84/5+28/63 28/5+84/63 28/15+28/63 28/25+28/63 28/35+28/63