Add 80/30 and 60/32
1st number: 2 20/30, 2nd number: 1 28/32
80/30 + 60/32 is 109/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 32 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 30 × 16 = 480,
80/30 = 80 × 16/30 × 16 = 1280/480 - Likewise, for the 2nd fraction, since 32 × 15 = 480,
60/32 = 60 × 15/32 × 15 = 900/480 - Add the two like fractions:
1280/480 + 900/480 = 1280 + 900/480 = 2180/480 - 2180/480 simplified gives 109/24
- So, 80/30 + 60/32 = 109/24
In mixed form: 413/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/60+60/32 80/30+60/64 80/90+60/32 80/30+60/96