Add 90/27 and 12/16
1st number: 3 9/27, 2nd number: 12/16
90/27 + 12/16 is 49/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 16 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 27 × 16 = 432,
90/27 = 90 × 16/27 × 16 = 1440/432 - Likewise, for the 2nd fraction, since 16 × 27 = 432,
12/16 = 12 × 27/16 × 27 = 324/432 - Add the two like fractions:
1440/432 + 324/432 = 1440 + 324/432 = 1764/432 - 1764/432 simplified gives 49/12
- So, 90/27 + 12/16 = 49/12
In mixed form: 41/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/27+24/16 90/54+12/16 90/27+12/32 90/27+36/16 90/81+12/16 90/27+12/48 90/27+60/16 90/27+12/80 90/27+84/16