Add 15/2 and 8/4
1st number: 7 1/2, 2nd number: 2 0/4
15/2 + 8/4 is 19/2.
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,
15/2 = 15 × 2/2 × 2 = 30/4 - Likewise, for the 2nd fraction, since 4 × 1 = 4,
8/4 = 8 × 1/4 × 1 = 8/4 - Add the two like fractions:
30/4 + 8/4 = 30 + 8/4 = 38/4 - 38/4 simplified gives 19/2
- So, 15/2 + 8/4 = 19/2
In mixed form: 91/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/2+8/4 15/2+16/4 15/4+8/4 45/2+8/4 15/2+24/4 15/6+8/4 15/2+8/12 75/2+8/4 15/2+40/4 15/10+8/4 15/2+8/20 15/2+56/4 15/14+8/4 15/2+8/28