Add 45/3 and 60/80
1st number: 15 0/3, 2nd number: 60/80
45/3 + 60/80 is 63/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 3 × 80 = 240,
45/3 = 45 × 80/3 × 80 = 3600/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
60/80 = 60 × 3/80 × 3 = 180/240 - Add the two like fractions:
3600/240 + 180/240 = 3600 + 180/240 = 3780/240 - 3780/240 simplified gives 63/4
- So, 45/3 + 60/80 = 63/4
In mixed form: 153/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/3+60/80 45/6+60/80 45/9+60/80 45/15+60/80 45/21+60/80