Add 4/80 and 63/20
1st number: 4/80, 2nd number: 3 3/20
4/80 + 63/20 is 16/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 20 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
4/80 = 4 × 1/80 × 1 = 4/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
63/20 = 63 × 4/20 × 4 = 252/80 - Add the two like fractions:
4/80 + 252/80 = 4 + 252/80 = 256/80 - 256/80 simplified gives 16/5
- So, 4/80 + 63/20 = 16/5
In mixed form: 31/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/80+63/20 4/80+63/40 12/80+63/20 4/80+63/60 20/80+63/20 28/80+63/20