Add 9/12 and 45/7
1st number: 9/12, 2nd number: 6 3/7
9/12 + 45/7 is 201/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
9/12 = 9 × 7/12 × 7 = 63/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
45/7 = 45 × 12/7 × 12 = 540/84 - Add the two like fractions:
63/84 + 540/84 = 63 + 540/84 = 603/84 - 603/84 simplified gives 201/28
- So, 9/12 + 45/7 = 201/28
In mixed form: 75/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/12+45/7 9/12+90/7 9/24+45/7 9/12+45/14 27/12+45/7 9/36+45/7 9/12+45/21 45/12+45/7 9/60+45/7 9/12+45/35 63/12+45/7 9/84+45/7 9/12+45/49