Add 54/4 and 49/80
1st number: 13 2/4, 2nd number: 49/80
54/4 + 49/80 is 1129/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 4 × 20 = 80,
54/4 = 54 × 20/4 × 20 = 1080/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
49/80 = 49 × 1/80 × 1 = 49/80 - Add the two like fractions:
1080/80 + 49/80 = 1080 + 49/80 = 1129/80 - So, 54/4 + 49/80 = 1129/80
In mixed form: 149/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/4+98/80 54/8+49/80 54/12+49/80 54/20+49/80 54/28+49/80