Add 54/4 and 3/45
1st number: 13 2/4, 2nd number: 3/45
54/4 + 3/45 is 407/30.
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,
3/45 = 3 × 4/45 × 4 = 12/180 - Add the two like fractions:
2430/180 + 12/180 = 2430 + 12/180 = 2442/180 - 2442/180 simplified gives 407/30
- So, 54/4 + 3/45 = 407/30
In mixed form: 1317/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/4+6/45 54/8+3/45 54/4+3/90 54/4+9/45 54/12+3/45 54/4+15/45 54/20+3/45 54/4+21/45 54/28+3/45