Add 27/4 and 45/30
1st number: 6 3/4, 2nd number: 1 15/30
27/4 + 45/30 is 33/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
27/4 = 27 × 15/4 × 15 = 405/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
45/30 = 45 × 2/30 × 2 = 90/60 - Add the two like fractions:
405/60 + 90/60 = 405 + 90/60 = 495/60 - 495/60 simplified gives 33/4
- So, 27/4 + 45/30 = 33/4
In mixed form: 81/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/4+45/30 27/4+90/30 27/8+45/30 27/4+45/60 81/4+45/30 27/12+45/30 27/4+45/90 27/20+45/30 27/28+45/30