Add 3/4 and 63/20
1st number: 3/4, 2nd number: 3 3/20
3/4 + 63/20 is 39/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
3/4 = 3 × 5/4 × 5 = 15/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
63/20 = 63 × 1/20 × 1 = 63/20 - Add the two like fractions:
15/20 + 63/20 = 15 + 63/20 = 78/20 - 78/20 simplified gives 39/10
- So, 3/4 + 63/20 = 39/10
In mixed form: 39/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/4+63/20 3/8+63/20 3/4+63/40 9/4+63/20 3/12+63/20 3/4+63/60 15/4+63/20 3/20+63/20 21/4+63/20 3/28+63/20