Add 80/6 and 4/45
1st number: 13 2/6, 2nd number: 4/45
80/6 + 4/45 is 604/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
80/6 = 80 × 15/6 × 15 = 1200/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
4/45 = 4 × 2/45 × 2 = 8/90 - Add the two like fractions:
1200/90 + 8/90 = 1200 + 8/90 = 1208/90 - 1208/90 simplified gives 604/45
- So, 80/6 + 4/45 = 604/45
In mixed form: 1319/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/6+8/45 80/12+4/45 80/6+4/90 80/6+12/45 80/18+4/45 80/6+20/45 80/30+4/45 80/6+28/45 80/42+4/45