Add 9/80 and 32/20
1st number: 9/80, 2nd number: 1 12/20
9/80 + 32/20 is 137/80.
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,
9/80 = 9 × 1/80 × 1 = 9/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
32/20 = 32 × 4/20 × 4 = 128/80 - Add the two like fractions:
9/80 + 128/80 = 9 + 128/80 = 137/80 - So, 9/80 + 32/20 = 137/80
In mixed form: 157/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/80+32/20 9/80+64/20 9/80+32/40 27/80+32/20 9/80+96/20 9/80+32/60 45/80+32/20 63/80+32/20