Add 60/63 and 54/18
1st number: 60/63, 2nd number: 3 0/18
60/63 + 54/18 is 83/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
60/63 = 60 × 2/63 × 2 = 120/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
54/18 = 54 × 7/18 × 7 = 378/126 - Add the two like fractions:
120/126 + 378/126 = 120 + 378/126 = 498/126 - 498/126 simplified gives 83/21
- So, 60/63 + 54/18 = 83/21
In mixed form: 320/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/63+54/36 60/63+54/90