Add 18/8 and 10/45
1st number: 2 2/8, 2nd number: 10/45
18/8 + 10/45 is 89/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
18/8 = 18 × 45/8 × 45 = 810/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
10/45 = 10 × 8/45 × 8 = 80/360 - Add the two like fractions:
810/360 + 80/360 = 810 + 80/360 = 890/360 - 890/360 simplified gives 89/36
- So, 18/8 + 10/45 = 89/36
In mixed form: 217/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/8+10/45 18/8+20/45 18/16+10/45 18/8+10/90 54/8+10/45 18/8+30/45 18/24+10/45 90/8+10/45 18/8+50/45 18/40+10/45 18/8+70/45 18/56+10/45