Add 70/9 and 1/45
1st number: 7 7/9, 2nd number: 1/45
70/9 + 1/45 is 39/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
70/9 = 70 × 5/9 × 5 = 350/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
1/45 = 1 × 1/45 × 1 = 1/45 - Add the two like fractions:
350/45 + 1/45 = 350 + 1/45 = 351/45 - 351/45 simplified gives 39/5
- So, 70/9 + 1/45 = 39/5
In mixed form: 74/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/9+2/45 70/18+1/45 70/9+1/90 70/9+3/45 70/27+1/45 70/9+5/45 70/45+1/45 70/9+7/45 70/63+1/45