Add 63/12 and 35/20
1st number: 5 3/12, 2nd number: 1 15/20
63/12 + 35/20 is 7/1.
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,
63/12 = 63 × 5/12 × 5 = 315/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
35/20 = 35 × 3/20 × 3 = 105/60 - Add the two like fractions:
315/60 + 105/60 = 315 + 105/60 = 420/60 - 420/60 simplified gives 7/1
- So, 63/12 + 35/20 = 7/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/12+70/20 63/24+35/20 63/12+35/40 63/36+35/20 63/12+35/60 63/60+35/20 63/84+35/20