Add 40/18 and 24/45
1st number: 2 4/18, 2nd number: 24/45
40/18 + 24/45 is 124/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
40/18 = 40 × 5/18 × 5 = 200/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
24/45 = 24 × 2/45 × 2 = 48/90 - Add the two like fractions:
200/90 + 48/90 = 200 + 48/90 = 248/90 - 248/90 simplified gives 124/45
- So, 40/18 + 24/45 = 124/45
In mixed form: 234/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/18+24/45 40/18+48/45 40/36+24/45 40/18+24/90 40/18+72/45 40/54+24/45 40/90+24/45