Add 12/4 and 84/56
1st number: 3 0/4, 2nd number: 1 28/56
12/4 + 84/56 is 9/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 4 × 14 = 56,
12/4 = 12 × 14/4 × 14 = 168/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
84/56 = 84 × 1/56 × 1 = 84/56 - Add the two like fractions:
168/56 + 84/56 = 168 + 84/56 = 252/56 - 252/56 simplified gives 9/2
- So, 12/4 + 84/56 = 9/2
In mixed form: 41/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/4+84/56 12/8+84/56 36/4+84/56 60/4+84/56 12/20+84/56 84/4+84/56 12/28+84/56