Add 3/80 and 9/75
3/80 + 9/75 is 63/400.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 75 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 80 × 15 = 1200,
3/80 = 3 × 15/80 × 15 = 45/1200 - Likewise, for the 2nd fraction, since 75 × 16 = 1200,
9/75 = 9 × 16/75 × 16 = 144/1200 - Add the two like fractions:
45/1200 + 144/1200 = 45 + 144/1200 = 189/1200 - 189/1200 simplified gives 63/400
- So, 3/80 + 9/75 = 63/400
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/80+9/75 3/80+18/75 9/80+9/75 3/80+27/75 15/80+9/75 3/80+45/75 21/80+9/75 3/80+63/75