Add 2/5 and 70/18
1st number: 2/5, 2nd number: 3 16/18
2/5 + 70/18 is 193/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
2/5 = 2 × 18/5 × 18 = 36/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
70/18 = 70 × 5/18 × 5 = 350/90 - Add the two like fractions:
36/90 + 350/90 = 36 + 350/90 = 386/90 - 386/90 simplified gives 193/45
- So, 2/5 + 70/18 = 193/45
In mixed form: 413/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/5+70/18 2/10+70/18 2/5+70/36 6/5+70/18 2/15+70/18 2/5+70/54 10/5+70/18 2/25+70/18 2/5+70/90 14/5+70/18 2/35+70/18