Add 80/10 and 18/8
1st number: 8 0/10, 2nd number: 2 2/8
80/10 + 18/8 is 41/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 10 × 4 = 40,
80/10 = 80 × 4/10 × 4 = 320/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
18/8 = 18 × 5/8 × 5 = 90/40 - Add the two like fractions:
320/40 + 90/40 = 320 + 90/40 = 410/40 - 410/40 simplified gives 41/4
- So, 80/10 + 18/8 = 41/4
In mixed form: 101/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/10+36/8 80/20+18/8 80/10+18/16 80/10+54/8 80/30+18/8 80/10+18/24 80/10+90/8 80/50+18/8 80/10+18/40 80/70+18/8 80/10+18/56