Add 15/40 and 4/25
15/40 + 4/25 is 107/200.
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,
15/40 = 15 × 5/40 × 5 = 75/200 - Likewise, for the 2nd fraction, since 25 × 8 = 200,
4/25 = 4 × 8/25 × 8 = 32/200 - Add the two like fractions:
75/200 + 32/200 = 75 + 32/200 = 107/200 - So, 15/40 + 4/25 = 107/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/40+4/25 15/40+8/25 15/80+4/25 15/40+4/50 45/40+4/25 15/40+12/25 15/40+4/75 75/40+4/25 15/40+20/25 15/40+28/25