Add 49/12 and 63/20
1st number: 4 1/12, 2nd number: 3 3/20
49/12 + 63/20 is 217/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
49/12 = 49 × 5/12 × 5 = 245/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
63/20 = 63 × 3/20 × 3 = 189/60 - Add the two like fractions:
245/60 + 189/60 = 245 + 189/60 = 434/60 - 434/60 simplified gives 217/30
- So, 49/12 + 63/20 = 217/30
In mixed form: 77/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12+63/20 49/24+63/20 49/12+63/40 49/36+63/20 49/12+63/60 49/60+63/20 49/84+63/20