Add 54/4 and 9/45
1st number: 13 2/4, 2nd number: 9/45
54/4 + 9/45 is 137/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
54/4 = 54 × 45/4 × 45 = 2430/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
9/45 = 9 × 4/45 × 4 = 36/180 - Add the two like fractions:
2430/180 + 36/180 = 2430 + 36/180 = 2466/180 - 2466/180 simplified gives 137/10
- So, 54/4 + 9/45 = 137/10
In mixed form: 137/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/4+18/45 54/8+9/45 54/4+9/90 54/4+27/45 54/12+9/45 54/20+9/45 54/4+63/45 54/28+9/45