Add 81/4 and 15/6
1st number: 20 1/4, 2nd number: 2 3/6
81/4 + 15/6 is 91/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 6 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 4 × 3 = 12,
81/4 = 81 × 3/4 × 3 = 243/12 - Likewise, for the 2nd fraction, since 6 × 2 = 12,
15/6 = 15 × 2/6 × 2 = 30/12 - Add the two like fractions:
243/12 + 30/12 = 243 + 30/12 = 273/12 - 273/12 simplified gives 91/4
- So, 81/4 + 15/6 = 91/4
In mixed form: 223/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/4+30/6 81/8+15/6 81/4+15/12 81/4+45/6 81/12+15/6 81/4+15/18 81/4+75/6 81/20+15/6 81/4+15/30 81/28+15/6 81/4+15/42