Add 20/4 and 63/30
1st number: 5 0/4, 2nd number: 2 3/30
20/4 + 63/30 is 71/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
20/4 = 20 × 15/4 × 15 = 300/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
63/30 = 63 × 2/30 × 2 = 126/60 - Add the two like fractions:
300/60 + 126/60 = 300 + 126/60 = 426/60 - 426/60 simplified gives 71/10
- So, 20/4 + 63/30 = 71/10
In mixed form: 71/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/4+63/30 20/8+63/30 20/4+63/60 60/4+63/30 20/12+63/30 20/4+63/90 20/28+63/30