Add 12/75 and 84/9
1st number: 12/75, 2nd number: 9 3/9
12/75 + 84/9 is 712/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 9 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
12/75 = 12 × 3/75 × 3 = 36/225 - Likewise, for the 2nd fraction, since 9 × 25 = 225,
84/9 = 84 × 25/9 × 25 = 2100/225 - Add the two like fractions:
36/225 + 2100/225 = 36 + 2100/225 = 2136/225 - 2136/225 simplified gives 712/75
- So, 12/75 + 84/9 = 712/75
In mixed form: 937/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/75+84/9 12/75+84/18 36/75+84/9 12/75+84/27 60/75+84/9 12/75+84/45 84/75+84/9 12/75+84/63