Add 9/2 and 80/10
1st number: 4 1/2, 2nd number: 8 0/10
9/2 + 80/10 is 25/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 10 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
9/2 = 9 × 5/2 × 5 = 45/10 - Likewise, for the 2nd fraction, since 10 × 1 = 10,
80/10 = 80 × 1/10 × 1 = 80/10 - Add the two like fractions:
45/10 + 80/10 = 45 + 80/10 = 125/10 - 125/10 simplified gives 25/2
- So, 9/2 + 80/10 = 25/2
In mixed form: 121/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/2+80/10 9/4+80/10 9/2+80/20 27/2+80/10 9/6+80/10 9/2+80/30 45/2+80/10 9/10+80/10 9/2+80/50 63/2+80/10 9/14+80/10 9/2+80/70