Add 54/36 and 45/30
1st number: 1 18/36, 2nd number: 1 15/30
54/36 + 45/30 is 3/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 30 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
54/36 = 54 × 5/36 × 5 = 270/180 - Likewise, for the 2nd fraction, since 30 × 6 = 180,
45/30 = 45 × 6/30 × 6 = 270/180 - Add the two like fractions:
270/180 + 270/180 = 270 + 270/180 = 540/180 - 540/180 simplified gives 3/1
- So, 54/36 + 45/30 = 3/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/36+90/30 54/72+45/30 54/36+45/60 54/36+45/90