Add 40/18 and 25/10
1st number: 2 4/18, 2nd number: 2 5/10
40/18 + 25/10 is 85/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 10 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 10 × 9 = 90,
25/10 = 25 × 9/10 × 9 = 225/90 - Add the two like fractions:
200/90 + 225/90 = 200 + 225/90 = 425/90 - 425/90 simplified gives 85/18
- So, 40/18 + 25/10 = 85/18
In mixed form: 413/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/18+25/10 40/18+50/10 40/36+25/10 40/18+25/20 40/18+75/10 40/54+25/10 40/18+25/30 40/90+25/10 40/18+25/50 40/18+25/70