Add 63/9 and 49/42
1st number: 7 0/9, 2nd number: 1 7/42
63/9 + 49/42 is 49/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 42 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 9 × 14 = 126,
63/9 = 63 × 14/9 × 14 = 882/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
49/42 = 49 × 3/42 × 3 = 147/126 - Add the two like fractions:
882/126 + 147/126 = 882 + 147/126 = 1029/126 - 1029/126 simplified gives 49/6
- So, 63/9 + 49/42 = 49/6
In mixed form: 81/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/9+98/42 63/18+49/42 63/9+49/84 63/27+49/42 63/45+49/42