Add 25/40 and 20/75
25/40 + 20/75 is 107/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 75 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 40 × 15 = 600,
25/40 = 25 × 15/40 × 15 = 375/600 - Likewise, for the 2nd fraction, since 75 × 8 = 600,
20/75 = 20 × 8/75 × 8 = 160/600 - Add the two like fractions:
375/600 + 160/600 = 375 + 160/600 = 535/600 - 535/600 simplified gives 107/120
- So, 25/40 + 20/75 = 107/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/40+20/75 25/40+40/75 25/80+20/75 75/40+20/75 25/40+60/75