Add 32/12 and 9/90
1st number: 2 8/12, 2nd number: 9/90
32/12 + 9/90 is 83/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
32/12 = 32 × 15/12 × 15 = 480/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
9/90 = 9 × 2/90 × 2 = 18/180 - Add the two like fractions:
480/180 + 18/180 = 480 + 18/180 = 498/180 - 498/180 simplified gives 83/30
- So, 32/12 + 9/90 = 83/30
In mixed form: 223/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/12+9/90 32/12+18/90 32/24+9/90 96/12+9/90 32/12+27/90 32/36+9/90 32/12+45/90 32/60+9/90 32/12+63/90 32/84+9/90