Add 70/14 and 84/7
1st number: 5 0/14, 2nd number: 12 0/7
70/14 + 84/7 is 17/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 14 × 1 = 14,
70/14 = 70 × 1/14 × 1 = 70/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
84/7 = 84 × 2/7 × 2 = 168/14 - Add the two like fractions:
70/14 + 168/14 = 70 + 168/14 = 238/14 - 238/14 simplified gives 17/1
- So, 70/14 + 84/7 = 17/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+84/7 70/14+84/14 70/42+84/7 70/14+84/21 70/14+84/35 70/98+84/7 70/14+84/49