Add 12/20 and 21/96
12/20 + 21/96 is 131/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 96 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 20 × 24 = 480,
12/20 = 12 × 24/20 × 24 = 288/480 - Likewise, for the 2nd fraction, since 96 × 5 = 480,
21/96 = 21 × 5/96 × 5 = 105/480 - Add the two like fractions:
288/480 + 105/480 = 288 + 105/480 = 393/480 - 393/480 simplified gives 131/160
- So, 12/20 + 21/96 = 131/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/20+21/96 12/20+42/96 12/40+21/96 36/20+21/96 12/20+63/96 12/60+21/96 60/20+21/96 84/20+21/96