Add 5/10 and 30/80
5/10 + 30/80 is 7/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 10 × 8 = 80,
5/10 = 5 × 8/10 × 8 = 40/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
30/80 = 30 × 1/80 × 1 = 30/80 - Add the two like fractions:
40/80 + 30/80 = 40 + 30/80 = 70/80 - 70/80 simplified gives 7/8
- So, 5/10 + 30/80 = 7/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 5/10+60/80 5/20+30/80 15/10+30/80 5/10+90/80 5/30+30/80 25/10+30/80 5/50+30/80 35/10+30/80 5/70+30/80