Add 3/2 and 80/45
1st number: 1 1/2, 2nd number: 1 35/45
3/2 + 80/45 is 59/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
3/2 = 3 × 45/2 × 45 = 135/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
80/45 = 80 × 2/45 × 2 = 160/90 - Add the two like fractions:
135/90 + 160/90 = 135 + 160/90 = 295/90 - 295/90 simplified gives 59/18
- So, 3/2 + 80/45 = 59/18
In mixed form: 35/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/2+80/45 3/4+80/45 3/2+80/90 9/2+80/45 3/6+80/45 15/2+80/45 3/10+80/45 21/2+80/45 3/14+80/45