Add 9/75 and 12/20
9/75 + 12/20 is 18/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 20 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
9/75 = 9 × 4/75 × 4 = 36/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
12/20 = 12 × 15/20 × 15 = 180/300 - Add the two like fractions:
36/300 + 180/300 = 36 + 180/300 = 216/300 - 216/300 simplified gives 18/25
- So, 9/75 + 12/20 = 18/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/75+12/20 9/75+24/20 9/75+12/40 27/75+12/20 9/75+36/20 9/75+12/60 45/75+12/20 9/75+60/20 63/75+12/20 9/75+84/20