Add 63/2 and 5/42
1st number: 31 1/2, 2nd number: 5/42
63/2 + 5/42 is 664/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
63/2 = 63 × 21/2 × 21 = 1323/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
5/42 = 5 × 1/42 × 1 = 5/42 - Add the two like fractions:
1323/42 + 5/42 = 1323 + 5/42 = 1328/42 - 1328/42 simplified gives 664/21
- So, 63/2 + 5/42 = 664/21
In mixed form: 3113/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/2+10/42 63/4+5/42 63/2+5/84 63/2+15/42 63/6+5/42 63/2+25/42 63/10+5/42 63/2+35/42 63/14+5/42