Add 63/12 and 30/25
1st number: 5 3/12, 2nd number: 1 5/25
63/12 + 30/25 is 129/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 25 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 12 × 25 = 300,
63/12 = 63 × 25/12 × 25 = 1575/300 - Likewise, for the 2nd fraction, since 25 × 12 = 300,
30/25 = 30 × 12/25 × 12 = 360/300 - Add the two like fractions:
1575/300 + 360/300 = 1575 + 360/300 = 1935/300 - 1935/300 simplified gives 129/20
- So, 63/12 + 30/25 = 129/20
In mixed form: 69/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/12+60/25 63/24+30/25 63/12+30/50 63/12+90/25 63/36+30/25 63/12+30/75 63/60+30/25 63/84+30/25