Add 45/4 and 24/12
1st number: 11 1/4, 2nd number: 2 0/12
45/4 + 24/12 is 53/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 4 × 3 = 12,
45/4 = 45 × 3/4 × 3 = 135/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
24/12 = 24 × 1/12 × 1 = 24/12 - Add the two like fractions:
135/12 + 24/12 = 135 + 24/12 = 159/12 - 159/12 simplified gives 53/4
- So, 45/4 + 24/12 = 53/4
In mixed form: 131/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/4+24/12 45/4+48/12 45/8+24/12 45/4+72/12 45/12+24/12 45/4+24/36 45/20+24/12 45/4+24/60 45/28+24/12 45/4+24/84