Add 63/3 and 7/42
1st number: 21 0/3, 2nd number: 7/42
63/3 + 7/42 is 127/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 3 × 14 = 42,
63/3 = 63 × 14/3 × 14 = 882/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
7/42 = 7 × 1/42 × 1 = 7/42 - Add the two like fractions:
882/42 + 7/42 = 882 + 7/42 = 889/42 - 889/42 simplified gives 127/6
- So, 63/3 + 7/42 = 127/6
In mixed form: 211/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/3+14/42 63/6+7/42 63/3+7/84 63/3+21/42 63/9+7/42 63/3+35/42 63/15+7/42 63/3+49/42 63/21+7/42