Add 15/32 and 12/40
15/32 + 12/40 is 123/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 40 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
15/32 = 15 × 5/32 × 5 = 75/160 - Likewise, for the 2nd fraction, since 40 × 4 = 160,
12/40 = 12 × 4/40 × 4 = 48/160 - Add the two like fractions:
75/160 + 48/160 = 75 + 48/160 = 123/160 - So, 15/32 + 12/40 = 123/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/32+12/40 15/32+24/40 15/64+12/40 15/32+12/80 45/32+12/40 15/32+36/40 15/96+12/40 75/32+12/40 15/32+60/40 15/32+84/40