Add 32/90 and 63/12
1st number: 32/90, 2nd number: 5 3/12
32/90 + 63/12 is 1009/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
32/90 = 32 × 2/90 × 2 = 64/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
63/12 = 63 × 15/12 × 15 = 945/180 - Add the two like fractions:
64/180 + 945/180 = 64 + 945/180 = 1009/180 - So, 32/90 + 63/12 = 1009/180
In mixed form: 5109/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/90+63/12 32/90+63/24 96/90+63/12 32/90+63/36 32/90+63/60 32/90+63/84