Add 7/2 and 63/36
1st number: 3 1/2, 2nd number: 1 27/36
7/2 + 63/36 is 21/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 2 × 18 = 36,
7/2 = 7 × 18/2 × 18 = 126/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
63/36 = 63 × 1/36 × 1 = 63/36 - Add the two like fractions:
126/36 + 63/36 = 126 + 63/36 = 189/36 - 189/36 simplified gives 21/4
- So, 7/2 + 63/36 = 21/4
In mixed form: 51/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/2+63/36 7/4+63/36 7/2+63/72 21/2+63/36 7/6+63/36 35/2+63/36 7/10+63/36 49/2+63/36 7/14+63/36