Add 56/12 and 90/3
1st number: 4 8/12, 2nd number: 30 0/3
56/12 + 90/3 is 104/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 3 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
56/12 = 56 × 1/12 × 1 = 56/12 - Likewise, for the 2nd fraction, since 3 × 4 = 12,
90/3 = 90 × 4/3 × 4 = 360/12 - Add the two like fractions:
56/12 + 360/12 = 56 + 360/12 = 416/12 - 416/12 simplified gives 104/3
- So, 56/12 + 90/3 = 104/3
In mixed form: 342/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/24+90/3 56/12+90/6 56/36+90/3 56/12+90/9 56/60+90/3 56/12+90/15 56/84+90/3 56/12+90/21