Add 20/6 and 10/45
1st number: 3 2/6, 2nd number: 10/45
20/6 + 10/45 is 32/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
20/6 = 20 × 15/6 × 15 = 300/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
10/45 = 10 × 2/45 × 2 = 20/90 - Add the two like fractions:
300/90 + 20/90 = 300 + 20/90 = 320/90 - 320/90 simplified gives 32/9
- So, 20/6 + 10/45 = 32/9
In mixed form: 35/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/6+10/45 20/6+20/45 20/12+10/45 20/6+10/90 60/6+10/45 20/6+30/45 20/18+10/45 20/6+50/45 20/30+10/45 20/6+70/45 20/42+10/45