Add 20/8 and 25/10
1st number: 2 4/8, 2nd number: 2 5/10
20/8 + 25/10 is 5/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
20/8 = 20 × 5/8 × 5 = 100/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
25/10 = 25 × 4/10 × 4 = 100/40 - Add the two like fractions:
100/40 + 100/40 = 100 + 100/40 = 200/40 - 200/40 simplified gives 5/1
- So, 20/8 + 25/10 = 5/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/8+25/10 20/8+50/10 20/16+25/10 20/8+25/20 60/8+25/10 20/8+75/10 20/24+25/10 20/8+25/30 20/40+25/10 20/8+25/50 20/56+25/10 20/8+25/70