Add 63/60 and 20/40
1st number: 1 3/60, 2nd number: 20/40
63/60 + 20/40 is 31/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
63/60 = 63 × 2/60 × 2 = 126/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
20/40 = 20 × 3/40 × 3 = 60/120 - Add the two like fractions:
126/120 + 60/120 = 126 + 60/120 = 186/120 - 186/120 simplified gives 31/20
- So, 63/60 + 20/40 = 31/20
In mixed form: 111/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/60+20/80 63/60+60/40