Add 28/40 and 9/32
28/40 + 9/32 is 157/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 40 × 4 = 160,
28/40 = 28 × 4/40 × 4 = 112/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
9/32 = 9 × 5/32 × 5 = 45/160 - Add the two like fractions:
112/160 + 45/160 = 112 + 45/160 = 157/160 - So, 28/40 + 9/32 = 157/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/40+9/32 28/40+18/32 28/80+9/32 28/40+9/64 84/40+9/32 28/40+27/32 28/40+9/96 28/40+45/32 28/40+63/32