Add 1/54 and 45/7
1st number: 1/54, 2nd number: 6 3/7
1/54 + 45/7 is 2437/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 7 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
1/54 = 1 × 7/54 × 7 = 7/378 - Likewise, for the 2nd fraction, since 7 × 54 = 378,
45/7 = 45 × 54/7 × 54 = 2430/378 - Add the two like fractions:
7/378 + 2430/378 = 7 + 2430/378 = 2437/378 - So, 1/54 + 45/7 = 2437/378
In mixed form: 6169/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/54+45/7 1/54+90/7 1/54+45/14 3/54+45/7 1/54+45/21 5/54+45/7 1/54+45/35 7/54+45/7 1/54+45/49