Add 70/12 and 72/49
1st number: 5 10/12, 2nd number: 1 23/49
70/12 + 72/49 is 2147/294.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 49 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 12 × 49 = 588,
70/12 = 70 × 49/12 × 49 = 3430/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
72/49 = 72 × 12/49 × 12 = 864/588 - Add the two like fractions:
3430/588 + 864/588 = 3430 + 864/588 = 4294/588 - 4294/588 simplified gives 2147/294
- So, 70/12 + 72/49 = 2147/294
In mixed form: 789/294
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/24+72/49 70/12+72/98 70/36+72/49 70/60+72/49 70/84+72/49