Add 63/12 and 60/40
1st number: 5 3/12, 2nd number: 1 20/40
63/12 + 60/40 is 27/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 12 × 10 = 120,
63/12 = 63 × 10/12 × 10 = 630/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
60/40 = 60 × 3/40 × 3 = 180/120 - Add the two like fractions:
630/120 + 180/120 = 630 + 180/120 = 810/120 - 810/120 simplified gives 27/4
- So, 63/12 + 60/40 = 27/4
In mixed form: 63/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/24+60/40 63/12+60/80 63/36+60/40 63/60+60/40 63/84+60/40