Add 45/27 and 12/4
1st number: 1 18/27, 2nd number: 3 0/4
45/27 + 12/4 is 14/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 4 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 27 × 4 = 108,
45/27 = 45 × 4/27 × 4 = 180/108 - Likewise, for the 2nd fraction, since 4 × 27 = 108,
12/4 = 12 × 27/4 × 27 = 324/108 - Add the two like fractions:
180/108 + 324/108 = 180 + 324/108 = 504/108 - 504/108 simplified gives 14/3
- So, 45/27 + 12/4 = 14/3
In mixed form: 42/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/27+12/4 45/27+24/4 45/54+12/4 45/27+12/8 45/27+36/4 45/81+12/4 45/27+60/4 45/27+12/20 45/27+84/4 45/27+12/28