Add 70/14 and 8/20
1st number: 5 0/14, 2nd number: 8/20
70/14 + 8/20 is 27/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 14 × 10 = 140,
70/14 = 70 × 10/14 × 10 = 700/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
8/20 = 8 × 7/20 × 7 = 56/140 - Add the two like fractions:
700/140 + 56/140 = 700 + 56/140 = 756/140 - 756/140 simplified gives 27/5
- So, 70/14 + 8/20 = 27/5
In mixed form: 52/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/14+16/20 70/28+8/20 70/14+8/40 70/14+24/20 70/42+8/20 70/14+8/60 70/14+40/20 70/14+56/20 70/98+8/20