Add 45/12 and 36/14
1st number: 3 9/12, 2nd number: 2 8/14
45/12 + 36/14 is 177/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 14 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
45/12 = 45 × 7/12 × 7 = 315/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
36/14 = 36 × 6/14 × 6 = 216/84 - Add the two like fractions:
315/84 + 216/84 = 315 + 216/84 = 531/84 - 531/84 simplified gives 177/28
- So, 45/12 + 36/14 = 177/28
In mixed form: 69/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12+36/14 45/12+72/14 45/24+36/14 45/12+36/28 45/36+36/14 45/12+36/42 45/60+36/14 45/12+36/70 45/84+36/14 45/12+36/98