Add 25/40 and 40/25
1st number: 25/40, 2nd number: 1 15/25
25/40 + 40/25 is 89/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 25 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 40 × 5 = 200,
25/40 = 25 × 5/40 × 5 = 125/200 - Likewise, for the 2nd fraction, since 25 × 8 = 200,
40/25 = 40 × 8/25 × 8 = 320/200 - Add the two like fractions:
125/200 + 320/200 = 125 + 320/200 = 445/200 - 445/200 simplified gives 89/40
- So, 25/40 + 40/25 = 89/40
In mixed form: 29/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/40+40/25 25/40+80/25 25/80+40/25 25/40+40/50 75/40+40/25 25/40+40/75