Add 63/54 and 5/7
1st number: 1 9/54, 2nd number: 5/7
63/54 + 5/7 is 79/42.
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,
63/54 = 63 × 7/54 × 7 = 441/378 - Likewise, for the 2nd fraction, since 7 × 54 = 378,
5/7 = 5 × 54/7 × 54 = 270/378 - Add the two like fractions:
441/378 + 270/378 = 441 + 270/378 = 711/378 - 711/378 simplified gives 79/42
- So, 63/54 + 5/7 = 79/42
In mixed form: 137/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/54+10/7 63/54+5/14 63/54+15/7 63/54+5/21 63/54+25/7 63/54+5/35 63/54+35/7 63/54+5/49