Add 12/20 and 15/32
12/20 + 15/32 is 171/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 20 × 8 = 160,
12/20 = 12 × 8/20 × 8 = 96/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
15/32 = 15 × 5/32 × 5 = 75/160 - Add the two like fractions:
96/160 + 75/160 = 96 + 75/160 = 171/160 - So, 12/20 + 15/32 = 171/160
In mixed form: 111/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/20+15/32 12/20+30/32 12/40+15/32 12/20+15/64 36/20+15/32 12/20+45/32 12/60+15/32 12/20+15/96 60/20+15/32 12/20+75/32 84/20+15/32