Add 70/12 and 8/14
1st number: 5 10/12, 2nd number: 8/14
70/12 + 8/14 is 269/42.
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,
70/12 = 70 × 7/12 × 7 = 490/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
8/14 = 8 × 6/14 × 6 = 48/84 - Add the two like fractions:
490/84 + 48/84 = 490 + 48/84 = 538/84 - 538/84 simplified gives 269/42
- So, 70/12 + 8/14 = 269/42
In mixed form: 617/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/12+16/14 70/24+8/14 70/12+8/28 70/12+24/14 70/36+8/14 70/12+8/42 70/12+40/14 70/60+8/14 70/12+8/70 70/12+56/14 70/84+8/14 70/12+8/98