Add 9/12 and 70/8
1st number: 9/12, 2nd number: 8 6/8
9/12 + 70/8 is 19/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 12 × 2 = 24,
9/12 = 9 × 2/12 × 2 = 18/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
70/8 = 70 × 3/8 × 3 = 210/24 - Add the two like fractions:
18/24 + 210/24 = 18 + 210/24 = 228/24 - 228/24 simplified gives 19/2
- So, 9/12 + 70/8 = 19/2
In mixed form: 91/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/12+70/8 9/24+70/8 9/12+70/16 27/12+70/8 9/36+70/8 9/12+70/24 45/12+70/8 9/60+70/8 9/12+70/40 63/12+70/8 9/84+70/8 9/12+70/56