Add 3/2 and 25/80
1st number: 1 1/2, 2nd number: 25/80
3/2 + 25/80 is 29/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 2 × 40 = 80,
3/2 = 3 × 40/2 × 40 = 120/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
25/80 = 25 × 1/80 × 1 = 25/80 - Add the two like fractions:
120/80 + 25/80 = 120 + 25/80 = 145/80 - 145/80 simplified gives 29/16
- So, 3/2 + 25/80 = 29/16
In mixed form: 113/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/2+25/80 3/2+50/80 3/4+25/80 9/2+25/80 3/2+75/80 3/6+25/80 15/2+25/80 3/10+25/80 21/2+25/80 3/14+25/80