Add 1/5 and 70/7
1st number: 1/5, 2nd number: 10 0/7
1/5 + 70/7 is 51/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
1/5 = 1 × 7/5 × 7 = 7/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
70/7 = 70 × 5/7 × 5 = 350/35 - Add the two like fractions:
7/35 + 350/35 = 7 + 350/35 = 357/35 - 357/35 simplified gives 51/5
- So, 1/5 + 70/7 = 51/5
In mixed form: 101/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/5+70/7 1/10+70/7 1/5+70/14 3/5+70/7 1/15+70/7 1/5+70/21 1/25+70/7 1/5+70/35 7/5+70/7 1/35+70/7 1/5+70/49