Add 3/54 and 75/7
1st number: 3/54, 2nd number: 10 5/7
3/54 + 75/7 is 1357/126.
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,
3/54 = 3 × 7/54 × 7 = 21/378 - Likewise, for the 2nd fraction, since 7 × 54 = 378,
75/7 = 75 × 54/7 × 54 = 4050/378 - Add the two like fractions:
21/378 + 4050/378 = 21 + 4050/378 = 4071/378 - 4071/378 simplified gives 1357/126
- So, 3/54 + 75/7 = 1357/126
In mixed form: 1097/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/54+75/7 3/54+75/14 9/54+75/7 3/54+75/21 15/54+75/7 3/54+75/35 21/54+75/7 3/54+75/49