Add 75/5 and 70/9
1st number: 15 0/5, 2nd number: 7 7/9
75/5 + 70/9 is 205/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
75/5 = 75 × 9/5 × 9 = 675/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
70/9 = 70 × 5/9 × 5 = 350/45 - Add the two like fractions:
675/45 + 350/45 = 675 + 350/45 = 1025/45 - 1025/45 simplified gives 205/9
- So, 75/5 + 70/9 = 205/9
In mixed form: 227/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/10+70/9 75/5+70/18 75/15+70/9 75/5+70/27 75/25+70/9 75/5+70/45 75/35+70/9 75/5+70/63