Add 60/18 and 63/42
1st number: 3 6/18, 2nd number: 1 21/42
60/18 + 63/42 is 29/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 42 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
60/18 = 60 × 7/18 × 7 = 420/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
63/42 = 63 × 3/42 × 3 = 189/126 - Add the two like fractions:
420/126 + 189/126 = 420 + 189/126 = 609/126 - 609/126 simplified gives 29/6
- So, 60/18 + 63/42 = 29/6
In mixed form: 45/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/36+63/42 60/18+63/84 60/54+63/42 60/90+63/42