Add 10/5 and 8/80
1st number: 2 0/5, 2nd number: 8/80
10/5 + 8/80 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
10/5 = 10 × 16/5 × 16 = 160/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
8/80 = 8 × 1/80 × 1 = 8/80 - Add the two like fractions:
160/80 + 8/80 = 160 + 8/80 = 168/80 - 168/80 simplified gives 21/10
- So, 10/5 + 8/80 = 21/10
In mixed form: 21/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/5+8/80 10/5+16/80 30/5+8/80 10/5+24/80 10/15+8/80 50/5+8/80 10/5+40/80 10/25+8/80 70/5+8/80 10/5+56/80 10/35+8/80