Add 63/12 and 10/15
1st number: 5 3/12, 2nd number: 10/15
63/12 + 10/15 is 71/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 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 15 × 4 = 60,
10/15 = 10 × 4/15 × 4 = 40/60 - Add the two like fractions:
315/60 + 40/60 = 315 + 40/60 = 355/60 - 355/60 simplified gives 71/12
- So, 63/12 + 10/15 = 71/12
In mixed form: 511/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/12+20/15 63/24+10/15 63/12+10/30 63/12+30/15 63/36+10/15 63/12+10/45 63/12+50/15 63/60+10/15 63/12+10/75 63/12+70/15 63/84+10/15