Add 70/5 and 18/7
1st number: 14 0/5, 2nd number: 2 4/7
70/5 + 18/7 is 116/7.
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,
70/5 = 70 × 7/5 × 7 = 490/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
18/7 = 18 × 5/7 × 5 = 90/35 - Add the two like fractions:
490/35 + 90/35 = 490 + 90/35 = 580/35 - 580/35 simplified gives 116/7
- So, 70/5 + 18/7 = 116/7
In mixed form: 164/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/5+36/7 70/10+18/7 70/5+18/14 70/5+54/7 70/15+18/7 70/5+18/21 70/5+90/7 70/25+18/7 70/5+18/35 70/35+18/7 70/5+18/49