Add 63/2 and 84/4
1st number: 31 1/2, 2nd number: 21 0/4
63/2 + 84/4 is 105/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 4 is 4
Next, find the equivalent fraction of both fractional numbers with denominator 4 - For the 1st fraction, since 2 × 2 = 4,
63/2 = 63 × 2/2 × 2 = 126/4 - Likewise, for the 2nd fraction, since 4 × 1 = 4,
84/4 = 84 × 1/4 × 1 = 84/4 - Add the two like fractions:
126/4 + 84/4 = 126 + 84/4 = 210/4 - 210/4 simplified gives 105/2
- So, 63/2 + 84/4 = 105/2
In mixed form: 521/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/4+84/4 63/2+84/8 63/6+84/4 63/2+84/12 63/10+84/4 63/2+84/20 63/14+84/4 63/2+84/28