Add 30/2 and 63/84
1st number: 15 0/2, 2nd number: 63/84
30/2 + 63/84 is 63/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 2 × 42 = 84,
30/2 = 30 × 42/2 × 42 = 1260/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
63/84 = 63 × 1/84 × 1 = 63/84 - Add the two like fractions:
1260/84 + 63/84 = 1260 + 63/84 = 1323/84 - 1323/84 simplified gives 63/4
- So, 30/2 + 63/84 = 63/4
In mixed form: 153/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/2+63/84 30/4+63/84 90/2+63/84 30/6+63/84 30/10+63/84 30/14+63/84