Add 63/42 and 50/56
1st number: 1 21/42, 2nd number: 50/56
63/42 + 50/56 is 67/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
63/42 = 63 × 4/42 × 4 = 252/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
50/56 = 50 × 3/56 × 3 = 150/168 - Add the two like fractions:
252/168 + 150/168 = 252 + 150/168 = 402/168 - 402/168 simplified gives 67/28
- So, 63/42 + 50/56 = 67/28
In mixed form: 211/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/84+50/56