Add 60/63 and 80/45
1st number: 60/63, 2nd number: 1 35/45
60/63 + 80/45 is 172/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
60/63 = 60 × 5/63 × 5 = 300/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
80/45 = 80 × 7/45 × 7 = 560/315 - Add the two like fractions:
300/315 + 560/315 = 300 + 560/315 = 860/315 - 860/315 simplified gives 172/63
- So, 60/63 + 80/45 = 172/63
In mixed form: 246/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/63+80/90