Add 25/8 and 80/40
1st number: 3 1/8, 2nd number: 2 0/40
25/8 + 80/40 is 41/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
25/8 = 25 × 5/8 × 5 = 125/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
80/40 = 80 × 1/40 × 1 = 80/40 - Add the two like fractions:
125/40 + 80/40 = 125 + 80/40 = 205/40 - 205/40 simplified gives 41/8
- So, 25/8 + 80/40 = 41/8
In mixed form: 51/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/8+80/40 25/16+80/40 75/8+80/40 25/24+80/40 25/40+80/40 25/56+80/40