Add 12/8 and 70/14
1st number: 1 4/8, 2nd number: 5 0/14
12/8 + 70/14 is 13/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 14 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
12/8 = 12 × 7/8 × 7 = 84/56 - Likewise, for the 2nd fraction, since 14 × 4 = 56,
70/14 = 70 × 4/14 × 4 = 280/56 - Add the two like fractions:
84/56 + 280/56 = 84 + 280/56 = 364/56 - 364/56 simplified gives 13/2
- So, 12/8 + 70/14 = 13/2
In mixed form: 61/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/8+70/14 12/16+70/14 12/8+70/28 36/8+70/14 12/24+70/14 12/8+70/42 60/8+70/14 12/40+70/14 84/8+70/14 12/56+70/14 12/8+70/98