Add 8/4 and 9/80
1st number: 2 0/4, 2nd number: 9/80
8/4 + 9/80 is 169/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 4 × 20 = 80,
8/4 = 8 × 20/4 × 20 = 160/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
9/80 = 9 × 1/80 × 1 = 9/80 - Add the two like fractions:
160/80 + 9/80 = 160 + 9/80 = 169/80 - So, 8/4 + 9/80 = 169/80
In mixed form: 29/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/4+9/80 8/4+18/80 24/4+9/80 8/4+27/80 8/12+9/80 40/4+9/80 8/4+45/80 8/20+9/80 56/4+9/80 8/4+63/80 8/28+9/80