Add 21/2 and 36/48
1st number: 10 1/2, 2nd number: 36/48
21/2 + 36/48 is 45/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 2 × 24 = 48,
21/2 = 21 × 24/2 × 24 = 504/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
36/48 = 36 × 1/48 × 1 = 36/48 - Add the two like fractions:
504/48 + 36/48 = 504 + 36/48 = 540/48 - 540/48 simplified gives 45/4
- So, 21/2 + 36/48 = 45/4
In mixed form: 111/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/2+36/48 21/2+72/48 21/4+36/48 21/2+36/96 63/2+36/48 21/6+36/48 21/10+36/48 21/14+36/48