Add 15/40 and 9/75
15/40 + 9/75 is 99/200.
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,
15/40 = 15 × 15/40 × 15 = 225/600 - Likewise, for the 2nd fraction, since 75 × 8 = 600,
9/75 = 9 × 8/75 × 8 = 72/600 - Add the two like fractions:
225/600 + 72/600 = 225 + 72/600 = 297/600 - 297/600 simplified gives 99/200
- So, 15/40 + 9/75 = 99/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/40+9/75 15/40+18/75 15/80+9/75 45/40+9/75 15/40+27/75 75/40+9/75 15/40+45/75 15/40+63/75